Other Socrates quotes:
Beware the barrenness of a busy life.
Understanding a question is half an answer.
When the debate is lost, slander becomes the tool of the loser.
The years wrinkle our skin, but lack of enthusiasm wrinkles our soul.
It is possible that a man could live twice as long if he didn't spend the first half of his life acquiring habits that shortens the other half.
Life without enquiry is not worth living.
Do it because it's in your heart. Not because you want something in return. Employ your time in improving yourself by other men's writings, so that you shall gain easily what others have labored hard for.
It is better to make a mistake with full force of your being than to carefully avoid mistakes with a trembling spirit.
He who is not contented with what he has, would not be contented with what he would like to have.
If you want to be wrong then follow the masses.