The oldest, shortest words- 'yes' and 'no'- are those which require the most thought.
Be curious, not judgmental.
Intelligence is the ability to adapt to change.
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.
Act enthusiastic and you will be enthusiastic
A mistake is always forgivable, rarely excusable and always unacceptable.
Don't raise your voice, improve your argument.
Generosity is giving more than you can, and pride is taking less than you need.
In a good bookroom you feel in some mysterious way that you are absorbing the wisdom contained in all the books through your skin, without even opening them.
The only way to get the best of an argument is to avoid it.
An intelligent hell would be better than a stupid paradise.
It is easy to be brave at a safe distance.
Think no vice so small that you may commit it, and no virtue so small that you may over look it.
Just remember, once you're over the hill you begin to pick up speed.
The weak can never forgive. Forgiveness is the attribute of the strong.
We are all born ignorant, but one must work hard to remain stupid
In anger we should refrain both from speech and action.
It is hard to fight desire; but to control it is the sign of a reasonable man.
The greatest pride, or the greatest despondency, is the greatest ignorance of one's self.
Be realistic: Plan for a miracle
Simplicity is the ultimate sophistication.