The only path by which another person can upset you is through your own thought.

Losers live in the past. Winners learn from the past and enjoy working in the present toward the future.

Your time is limited, so don't waste it living someone else's life. Don't be trapped by dogma, which is living with the results of other people's thinking. Don't let the noise of others' opinions drow...

Logic will get you from A to Z, imagination will get you everywhere.

Think good, and good follows. Think evil, and evil follows. You are what you think all day long.

Thinking is the talking of the soul with itself.

A man is but the product of his thoughts. What he thinks he becomes.

People who boast about their I.Q. are losers.

If everyone demanded peace instead of another television set, then there'd be peace.