Only the man who can impose discipline on himself is fit to discipline others or can impose discipline on others.

A budget tells us what we can't afford, but it doesn't keep us from buying it.

Here is the secret of inspiration: Tell yourself that thousands and tens of thousands of people, not very intelligent and certainly no more intelligent than the rest of us, have mastered problems as difficult as those that now baffle you.

Nothing will ruin an interesting intelligent argument more quickly than the arrival of a pretty girl.

One of the indictments of civilizations is that happiness and intelligence are so rarely found in the same person.

He isn't a real boss until he has trained subordinates to shoulder most of his responsibilities.

Plenty of people miss their share of happiness, not because they never found it, but because they didn't stop to enjoy it.