Watch your manner of speech if you wish to develop a peaceful state of mind.

Americans used to roar like lions for liberty; now we bleat like sheep for security.

Getting people to like you is merely the other side of liking them.

Nobody ever mastered any skill except through intensive persistent and intelligent practice.

By success, of course, I do not mean that you may become rich, famous, or powerful for that does not, of necessity, represent achievement. Indeed, not infrequently, such individuals represent pathetic failure as persons.

Optimism, when applied to your life, develops strength and peace within you.

Don't bother. The glass is half-empty.