The real friend is another self.

History is the witness that testifies to the passing of time.

The judgment of posterity is truer, because it is free from envy and malevolence.

Sed nescio quo modo nihil tam absurde dici potest quod non dicatur ab aliquo philosphorum. (There is nothing so absurd but some philosopher has said it.)

In everything satiety closely follows the greatest pleasures.

What we call pleasure, and rightly so is the absence of all pain.

When I consider the wonderful activity of the mind, so great a memory of what is past, and such a capacity of penetrating into the future: when I behold such a number of arts and sciences, and such a multitude of discoveries hence arising,--I believe and am firmly persuaded that a nature which contains so many things within itself cannot be mortal.