Originally Posted by Iconoclast
Conclusively? What degree of conclusivity would suffice?
Just use scientific evidence (observation) without resorting to memory or reason (which are two non-scientific knowledge sources).
Originally Posted by Iconoclast
You have it the wrong way around. Practical philosophy must be based in science, not the other way around.
Really? Please explain how logic is based in science ... if it really is, then you ought to be able to show how someone can do science without using logic, and then derive logic from science.
Good luck with that. My suggestion is write a book on that topic ... like Dawkins and Dennett, you'll make a fortune!