Epistemology without contact with science becomes an empty scheme. Science without epistemology is-insofar as it is thinkable at all-primitive and muddled.

I want to know the thoughts of God. Everything else is just details.

Scarcely anyone who comprehends this theory can escape its magic.

I have not eaten enough of the tree of knowledge, though in my profession I am obligated to feed on it regularly.

If people would only talk about what they understood, Earth would be a very quiet place.

Energy cannot be created or destroyed, it can only be changed from one form to another.

One may say the eternal mystery of the world is its comprehensibility.