Tolerance is the uncomfortable feeling that in the end the other could be right.
How many things have to happen to you before something occurs to you?
To be social is to be forgiving.
A liberal is a man too broadminded to take his own side in a quarrel.
A definite purpose, like blinders on a horse, inevitably narrows its possessor's point of view.
If you're looking for something to be brave about, consider fine arts.