Moderation in temper is always a virtue; but moderation in principle is always a vice.
What a man does for others, not what they do for him, gives him immortality.
There is an art, or rather a knack to flying. The knack lies in learning how to throw yourself at the ground and miss.
Whenever you find yourself on the side of the majority, it is time to pause and reflect.
Intelligence is a moral category.
Do not deny the classical approach, simply as a reaction, or you will have created another pattern and trapped yourself there.
Never pick a fight with an ugly person, they've got nothing to lose.
Most of what matters in our lives takes place in our absence.
Act as if the maxim of your action were to become through your will a general natural law
The experience gathered from books, though often valuable,is but the nature of learning whereas the experience gained from actual life is of the nature of wisdom.
It is hard to fight desire; but to control it is the sign of a reasonable man.
Take care of the pieces well. The whole will take care of itself.
Admiration is the daughter of ignorance.
Stupidity is a talent for misconception.
Kind words don't cost much. Yet they accomplish much.
As our case is new, we must think and act anew.
Don't raise your voice, improve your argument.
He who conquers others is strong; he who conquers himself is mighty.
To kill an error is as good a service as, and sometimes even better than, the establishing of a new truth or fact
No one cares how much you know, until they know how much you care
To be one, to be united is a great thing. But to respect the right to be different is maybe even greater.