No one sees what is before his feet: they scan the tracks of heaven.

A youth of sensuality and intemperance delivers over to old age a worn-out body.

That which is usually called dotage is not the weak point of all old men, but only of such as are distinguished by their levity.

If you wish to persuade me, you must think my thoughts, feel my feelings, and speak my words.

The well-known old remark of Cato, who used to wonder how two soothsayers could look one another in the face without laughing.

Within the character of the citizen, lies the welfare of the nation.

Six mistakes mankind keeps making century after century: Believing that personal gain is made by crushing others; Worrying about things that cannot be changed or corrected; Insisting that a thing is impossible because we cannot accomplish it; Refusing to set aside trivial preferences; Neglecting development and refinement of the mind; Attempting to compel others to believe and live as we do.