The perfect human being is all human beings put together, it is a collective, it is all of us together that make perfection.

Since I am convinced that I wrong no one, I am not likely to wrong myself.

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

It seems that God took away the minds of poets that they might better express His.

If we pursue our habit of eating animals, and if our neighbour follows a similar path, will we need to go to war against our neighbour to secure greater pasturage, because ours will not be enough to sustain us, and our neighbour will have a similar need to wage war on us for the same reason.

How can you wonder your travels do you no good, when you carry yourself around with you?

Knowledge is our ultimate good.