Only idiots refuse to change their minds.
He who is cruel to animals becomes hard also in his dealings with men. We can judge the heart of a man by his treatment of animals.
Turn your wounds into wisdom.
Appearances often are deceiving.
As the soft yield of water cleaves obstinate stone, So to yield with life solves the insolvable: To yield, I have learned, is to come back again.
Men are not prisoners of fate, but only prisoners of their own minds.
The greatest of wealth is the richness of the soul.
The greatest power we have is the power of choice.
Proverbs are short sentences drawn from long experience.
We never see ourselves as others see us.
There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self.
Tell the truth. Sing with passion. Work with laughter. Love with heart. 'Cause that's all that matters in the end.
As our case is new, we must think and act anew.
Tis very certain the desire of life prolongs it.
If you would take, you must first give, this is the beginning of intelligence.
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.
No one can make you feel inferior without your consent.
Honesty is the first chapter in the book of wisdom.
Knowledge speaks, but wisdom listens
Colorless green ideas sleep furiously
Don't raise your voice, improve your argument.