It never hurts to think too highly of a person; often they become ennobled and act better because of it.

Have more than you show, Speak less than you know.

Paper is to write things down that we need to remember. Our brains are used to think.

I don't have any romanticism about any part of my past. I think of it only since it gave me pleasure or helped me grow psychologically. That is the only thing that interests me about yesterday. I don't believe in yesterday, by the way. You know I don't believe in yesterday. I am only interested in what I am doing now.

The difference between real material poison and intellectual poison is that most material poison is disgusting to the taste, but intellectual poison, which takes the form of cheap newspapers or bad books, can unfortunately sometimes be attractive.

Real wisdom is not the knowledge of everything, but the knowledge of which things in life are necessary, which are less necessary, and which are completely unnecessary to know.