If you can't tolerate critics, don't do anything new or interesting.

There is something noble in hearing myself ill spoken of, when I am doing well.

You can make something of your life. It just depends on your drive.

See for the highest, aim at that highest, and you shall reach the highest.

A man on a thousand mile walk has to forget his goal and say to himself every morning, 'Today I'm going to cover twenty-five miles and then rest up and sleep.

There is plenty of time to sleep in the grave.