There is nothing that living things do that cannot be understood from the point of view that they are made of atoms acting according to the laws of physics.
Richard P. FeynmanThe whole question of imagination in science is often misunderstood by people in other disciplines. ... They overlook the fact that whatever we are allowed to imagine in science must be consistent with everything else we know.
Richard P. FeynmanA philosopher once said, 'It is necessary for the very existence of science that the same conditions always produce the same results.' Well, they don't!
Richard P. Feynman