No one wouldtalk much in society; if he knew how often he misunderstands others.

The reasonable man adapts himself to the world; the unreasonable one persists in trying to adapt the world to himself. Therefore, all progress depends upon the unreasonable man.

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…

Don'tjudge a book by its cover.

Do not despair, not even over the fact that you don't despair.

WheneverI hear anyone arguing for slavery, I feel a strong impulse to see it tried onhim personally.

The desire of appearing clever often prevents our becoming so.

No manever did a designed injury to another, but at the same time he did a greaterto himself .

Beware,as long as you live, of judging people of appearances.

Trust exists; only lies are invented.

Thewill to win is worthless if you do not have the will to prepare.
Beforeyou build a better mousetrap, make sure you have some mice out there.

A wise man will make more opportunities than he finds.