You should make great things, not promising great things.
Number is the ruler of forms and ideas, and the cause of gods and daemons.
Do not talk a little on many subjects, but much on a few.
We ought so to behave to one another as to avoid making enemies of our friends, and at the same time to make friends of our enemies.
Animals share with us the privilege of having a soul.
If there be light, then there is darkness; if cold, heat; if height, depth; if solid, fluid; if hard, soft; if rough, smooth; if calm, tempest; if prosperity, adversity; if life, death.