Virtue is increased by the smile of approval; and the love of renown is the greatest incentive to honourable acts.

Brevity is the best recommendation of speech, whether in a senator or an orator.

It is our duty, my young friends, to resist old age.

A mental stain can neither be blotted out by the passage of time nor washed away by any waters.

In so far as the mind is stronger than the body, so are the ills contracted by the mind more severe than those contracted by the body.

There is in fact a true law namely right reason, which is in accordance with nature, applies to all men and is unchangeable and eternal. ... It will not lay down one rule at Rome and another at Athens, nor will it be one rule today and another tomorrow. But there will be one law eternal and unchangeable binding all times and upon all peoples.

Apollo, sacred guard of earth's true core, Whence first came frenzied, wild prophetic word.