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.

Go wherever the facts lead.

We can do nothing without the body, let us always take care that it is in the best condition to sustain us.

If I tell you that I would be disobeying the god and on that account it is impossible for me to keep quiet, you won't be persuaded by me, taking it that I am ionizing. And if I tell you that it is the greatest good for a human being to have discussions every day about virtue and the other things you hear me talking about, examining myself and others, and that the unexamined life is not livable for a human being, you will be even less persuaded.

One who is injured ought not to return the injury, for on no account can it be right to do an injustice.

You are wrong, sir, if you think that a man who is any good at all should take into account the risk of life or death; he should look to this only in his actions, whether what he does is right or wrong, whether he is acting like a good or a bad man.

What is happening to our young people? They disrespect their elders, they disobey their parents. They ignore the law. They riot in the streets inflamed with wild notions. Their morals are decaying. What is to become of them?