If you don't behave as you believe, you will end by believing as you behave.
Do your little bit of good where you are; it's those little bits of good put together that overwhelm the world.
What a man does for others, not what they do for him, gives him immortality.
Bitterness is like cancer. It eats upon the host. But anger is like fire. It burns it all clean.
Those who cannot work with their hearts achieve but a hollow, half-hearted success that breeds bitterness all around.
Most of what matters in our lives takes place in our absence.
Each problem that I solved became a rule which served afterwards to solve other problems.
Stubborn and ardent clinging to one's opinion is the best proof of stupidity.
Experience is the only prophecy of wise men.
I wanted to change the world. But I have found that the only thing one can be sure of changing is oneself.
I think, therefore I am.
If you are neutral in situations of injustice, you have chosen the side of the oppressor.
Tell the truth. Sing with passion. Work with laughter. Love with heart. 'Cause that's all that matters in the end.
Think no vice so small that you may commit it, and no virtue so small that you may over look it.
The secret of life, though, is to fall seven times and to get up eight times.
Only from the heart can you touch the sky.
Love make us poets, and the approach of death should make us philosophers.
Anger begins in folly, and ends in repentance.
I don't know, I don't care, and it doesn't make any difference.
Never ruin an apology with an excuse.
Criticize the act, not the person.