Thedeepest principle of human nature is the craving to be appreciated.

The laws of life are founded on necessity, its charms on the non-essentials.

Wisdom loves the children of men, but she prefers those who come through foolishness to wisdom

Love is the noblest frailty of the of the mind

A critic is a man who knows the way but can't drive the car.

Peoplewho are too concerned with how well they are doing will be less successfuland feel less competent than those who focus on the task itself... Somepsychologists call it a conflict between egoorientation,or between extrinsic and intrinsic motivation…

Thereare two dilemmas that rattle the human skull: How do you hang on to someone whowon't stay? And how do you get rid of someone who won't go?

Thedays are too short even for love; how can there be enough time for quarreling?

Sometimesyou have to be silent to be heard.

Slander cannot destroy an honest man: when the flood recedes the rock is there.

Assumptionof cooperative goals leads to viewing the conflict as a common problem to besolved for mutual benefit.

Don'tcut off your nose to spite your face.