Man must not check reason by tradition, but must check tradition by reason.

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

Usenon-verbal communication to SOFTEN the hard-line position of others: S =Smile, O = Open, Posture, F = Forward Lean, T = Touch, E = Eye Contact, N =Nod.

Teaching may contribute to certain kinds of learning under certain circumstances.

Luck never mad a mad man wise

The directuse of force is such a poor solution to any problem, it is generally employedonly by small children and large nations.

Old men are dangerous; it does not matter to them what is going to happen to the world.

Silenceis the ultimate weapon of power.

Youdon't run twenty-six miles at five minutes a mile on good looks and a secretrecipe.

Whohath not known ill fortune, never knew himself, or his own virtue.

To beprepared is half the victory.

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…