To succeed, jump as quickly at opportunities as you do at conclusions.

Spare when young, and spend when old.

Furnished as all Europe now is with Academies of Science, with nice instruments and the spirit of experiment, the progress of human knowledge will be rapid and discoveries made of which we have at present no conception. I begin to be almost sorry I was born so soon, since I cannot have the happiness of knowing what will be known a hundred years hence.

Who is wise? He that learns from everyone. Who is powerful? He that governs his passions. Who is rich? He that is content. Who is that? Nobody.

Those who in quarrels interpose, must often wipe a bloody nose.

But our great security lies, I think, in our growing strength.

People who are wrapped up in themselves make small packages.