An educated people can be easily governed.

One should never despair too soon.

I have no fault to find with those who teach geometry. That science is the only one which has not produced sects; it is founded on analysis and on synthesis and on the calculus; it does not occupy itself with the probable truth; moreover it has the same method in every country.

Though I may not be a king in my future life, so much the better: I shall nevertheless live an active life and, on top of it, earn less ingratitude.

If soldiers were to begin to think, not one of them would remain in the army.

An educated people can be easily governed.

Little minds try to defend everything at once, but sensible people look at the main point only; they parry the worst blows and stand a little hurt if thereby they avoid a greater one. If you try to hold everything, you hold nothing.