The mediocre teacher tells.
The good teacher explains.
The superior teacher demonstrates.
The great teacher inspires 
Patience is the companion of wisdom.
Never discourage anyone who continually makes progress, no matter how slow.
To be wronged is nothing unless you continue to remember it.
He that cannot reason is a fool. He that will not is a bigot. He that dare not is a slave.
An
insincere and evil friend is more to be feared than a wild beast; a
wild beast may wound your body, but an evil friend will wound your mind.
The only way to have a friend is to be one.
You cannot shake hands with a clenched fist.
You must be the change you wish to see in the world.
A bowl belongs to whoever needs it.
Without memory, there is no healing; without forgiveness, there is no future.
Wise men talk because they have something to say. Fools talk because they have to say something.
Beauty is in the eye of the beer holder.
