I know that I am intelligent, because I know that I know nothing.

It is a mania shared by philosophers of all ages to deny what exists and to explain what does not exist.

Let us permit nature to have her way. She understands her business better than we do.

We shall see but a little way if we require to understand what we see.

I am fond of pigs. Dogs look up to us. Cats look down on us. Pigs treat us as equals.