The only true wisdom is in knowing you know nothing.

Conquering others takes force, conquering yourself is true strength.

It's not what you are that holds you back, it's what you think you are not.

There are two things a person should never be angry at, what they can help, and what they cannot.

There is no friend as loyal as a book.

If you tell the truth, you don't have to remember anything.

When people talk, listen completely. Don't be thinking what you're going to say. Most people never listen.

Always go too far, because that's where you'll find the truth.

The man who does not read has no advantage over the man who cannot read.