The resentment that criticism engenders can demoralize employees, family members and friends, and still not correct the situation that has been condemned.

A ship in the harbor is safe, but that is not what ships are built for. Intelligence is like underwear, everyone has it, but you don't have to show it off. The expression a woman wears on her face is more important than the clothes she wears on her back.

If you and I want to stir up a resentment tomorrow that may rankle across the decades and endure until death, just let us indulge in a little stinging criticism - no matter how certain we are that it is justified.

The royal road to a man's heart is to talk to him about the things he treasures most.

Self-expression is the dominant necessity of human nature.

All the king's horses and all the king's men can't put the past together again. So let's remember: Don't try to saw sawdust.

The most important thing in life is not simply to capitalize on your gains. Any fool can do that. The important thing is to profit from your losses. That requires intelligence, and makes the difference between a man of sense and a fool.