One of the surprising things in this world is the respect a worthless man has for himself.

Don't abuse your friends and expect them to consider it criticism.

Express a mean opinion of yourself occasionally; it will show your friends that you know how to tell the truth.

We are not free, it was not intended we should be. A book of rules is placed in our cradle, and we never get rid of it until we reach our graves. Then we are free, and only then.

If you don't learn to laugh at troubles, you won't have anything to laugh at when you grow old.

Most people put off till tomorrow that which they should have done yesterday.

When I get hold of a book I particularly admire, I am so enthusiastic that I loan it to someone who never brings it back.