Is that a fact? Is it a fact that a fact is something observable?A fact is something observable.
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Is that a fact? Is it a fact that a fact is something observable?A fact is something observable.
"Change in allele frequency in a population over time."
Such changes happen continuously and are repeatedly observed to do so.
It's easy to do this. The Grants on Daphne Major, in the Galapagos, did a nice long-term study of such changes.
The observation that allele frequencies change over time in populations.
The observation of such allele frequencies changing.
Stuff like the findings of the Grants, studying finches in the Galapagos.
It's a definitionIs that a fact? Is it a fact that a fact is something observable?
I'm referring to a change in allele frequency in a population over time. Would you like to learn how that happens?I don't think that you, by your phrase, "change in allele frequency in a population over time," are referring to anything.
Populations evolved into other populations.
"Change in allele frequency in a population over time."
So, I asked him a Yes/No question:A fact is something observable.
Barbarian: <NO ANSWER>Is that a fact? Is it a fact that a fact is something observable?
It's a definition
How, according to you, may one who believes the true proposition, P, be not justified in his/her believing P?One may lack epistemic justification for a belief that is, in fact, true.
Your pop phrase, "justified true belief," is no definition—of anything—since no thing is both true and belief, and since no thing is both justified and true.Knowledge is typically defined as "justified true belief."
If, by that, you mean that justification is not truth, and that truth is not justification, then you are preaching to the choir, here."Justification" and "truth" are distinct concepts.
Referring, by your pronoun, "it," to that thing you said, you say:A fact is something observable.
Barbarian, all you are doing is telling me that you use your word, "fact," interchangeably with your phrase, "something observable".It's a definition
But these tautologies are based on observable realities. So, for example, a fact must be observable. If you can't actually observe it, it's something else.
By George, I think he's got it!Barbarian, all you are doing is telling me that you use your word, "fact," interchangeably with your phrase, "something observable".
So, since you refuse to answer the question I've been asking you ("Before humans ever began to live on the earth, was it a fact that the earth is round? Yes or No?"), perhaps you'll have fun with this question:By George, I think he's got it!
Yes. I don't agree with everything Plantinga has written, but no one with any understanding of epistemology can deny his contributions to the field.4. Alvin Plantinga is recognized even by secular philosophers as one of the greatest philosophers of the past 100 years. See https://www.encyclopedia.com/humani...acs-transcripts-and-maps/plantinga-alvin-1932 ("Alvin Plantinga is one of the most important and influential philosophers of the twentieth and early twenty-first centuries."). He is the father of Reformed Epistemology. His thesis is that theistic belief and specifically Christian belief are "properly basic" and can have epistemic justification (warrant) without any evidence whatsoever by the operation of the sensus divinitatis and the internal witness of the Holy Spirit.
Unless you think we could observe that the Earth is round before we existed, the answer would be no.Before humans ever began to live on the earth, was it something observable that the earth is round? Yes or No?
Unless you think we could observe that the Earth is round before we existed, the answer would be no.
Yes, I'm not convinced by everything Plantinga has written either (and I've read most of it). I just finished Philosophical Foundations for a Christian Worldview by J. P. Moreland and William Lane Craig, and I was surprised that they weren't in complete agreement with Plantinga. As they point out, his epistemology can be used to give warrant to any theistic belief system. I think it's an apologetics sort of philosophy, aimed more at giving epistemic respectability to believers than convincing nonbelievers. Although, it has stirred up a lot of attention among secular philosophers.Yes. I don't agree with everything Plantinga has written, but no one with any understanding of epistemology can deny his contributions to the field.
I am intrigued by Plantinga's argument that one cannot consistently accept evolution and be a naturalist (in the sense of one who thinks nothing but nature exists)
(long discourse showing that some false beliefs can very well have a high survival value)
Now, if humans simply evolved from natural selection, that means we can’t trust our brains to have very true beliefs. If natural selection doesn’t care about true or false beliefs, then who knows? Every belief we have would be around fifty/fifty, and we can’t trust our own reason.
That means that if you believe in evolution and naturalism, then you have a reason to be extremely skeptical about everything, even your own belief in naturalism!
When we don’t trust our own rationality, that’s broadly called skepticism, and if Plantinga is correct, this would entail a deep, “hard” skepticism.
However, believing in evolution and God, or just believing in God without evolution, is entirely rational. For instance, Alvin Plantinga thinks God orchestrates evolution, which allows humans to evolve with minds aimed at gathering truth.
Does evolution prove God? Alvin Plantinga’s Christian philosophy
By examining Alvin Plantinga and his evolutionary argument against naturalism, I'll try to show philosophy's worth for Christians.www.denisonforum.org
I tend to believe that God merely created the universe "front-loaded" (as some IDers say) to produce the sort of being potentially capable of fellowship with Him. Which may be another way of saying what Plantinga writes.
You've just discovered something important. You see, the round Earth was not a fact for people before we could get a view of the whole thing. But it's a fact for us. So "fact" depends on what? (think about it...) Yes. Having the evidence.So omniscient God never observed/could observe that the earth He created is round?
Well, I'm a biologist. So I'm not an expert in philosophy. But because of biology's "natural theology" roots in 18th century Europe, most biologists have a nodding acquaintance with things like ontological and epistemological issues.es, I'm not convinced by everything Plantinga has written either (and I've read most of it).
Here, you're confusing science with facts. Facts just are. They are evidence.
So "fact" depends on what? (think about it...) Yes. Having the evidence.
It's not a fact if you don't have evidence. Doesn't seem like a difficult concept to me. But fact of a round Earth (for example) is not the same as having a view from space to see it. That doesn't seem like a difficult concept, either.I don't follow. Evidence "depends on having the evidence"??
What's not a fact if you don't have evidence?It's not a fact if you don't have evidence. Doesn't seem like a difficult concept to me.