We were halves throughout, and to that degree that, methinks, by outliving him I defraud him of his part.

How many things served us yesterday for articles of faith, which today are fables for us?

Accustom him to every thing, that he may not be a Sir Paris, a carpet-knight, but a sinewy, hardy, and vigorous young man.

Since I would rather make of him an able man than a learned man, I would also urge that care be taken to choose a guide with a well-made rather than a well-filled head.

I do not speak the minds of others except to speak my own mind better.

A little of all things, but nothing of everything, after the French manner.

To call out for the hand of the enemy is a rather extreme measure, yet a better one, I think, than to remain in continual fever over an accident that has no remedy. But since all the precautions that a man can take are full of uneasiness and uncertainty, it is better to prepare with fine assurance for the worst that can happen, and derive some consolation from the fact that we are not sure that it will happen.

Every other knowledge is harmful to him who does not have knowledge of goodness.

We must not attach knowledge to the mind, we have to incorporate it there.

The laws of conscience, which we pretend to be derived from nature, proceed from custom.