Do not do to others what angers you if done to you by others.
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.
To know, is to know that you know nothing.
Wisdom is knowing how little we know.
To move the world we must move ourselves.
Do not be angry with me if I tell you the truth.
We can do nothing without the body, let us always take care that it is in the best condition to sustain us.
The fewer our wants the more we resemble the Gods.
I decided that it was not wisdom that enabled poets to write their poetry, but a kind of instinct or inspiration, such as you find in seers and prophets who deliver all their sublime messages without knowing in the least what they mean.
The understanding of mathematics is necessary for a sound grasp of ethics.
Such as thy words are, such will thy affections be esteemed; and such will thy deeds be as thy affections and such thy life as thy deeds.
If he who does not know kept silent, discord would cease.
One should never do wrong in return, nor mistreat any man, no matter how one has been mistreated by him.
But already it is time to depart, for me to die, for you to go on living; which of us takes the better course, is concealed from anyone except God.
Be true to thine own self.
Living well and beautifully and justly are all one thing.
The shortest and surest way to live with honor in the world, is to be in reality what we would appear to be, all human virtues increase and strengthen themselves by the practice and experience of them.
Exercise till the mind feels delight in reposing from the fatigue.
Slanderers do not hurt me because they do not hit me.
An honest man is always a child.