The fact that we can describe the motions of the world using Newtonian mechanics tell us nothing about the world. The fact that we do, does tell us something about the world.

My attitude towards him is an attitude towards a soul. I am not of the opinion that he has a soul. . . .

To understand a sentence means to understand a language. To understand a language means to be master of a technique.

A philosopher always finds more grass to feed upon in the valleys of stupidity than on the arid heights of intelligence.

When we think about the future of the world, we always have in mind its being where it would be if it continued to move as we see it moving now. We do not realize that it moves not in a straight line and that its direction changes constantly.

Death is not an event in life: we do not live to experience death.

What is left over if I subtract the fact that my arms goes up from the fact that I raise my arm?