Everything is mere opinion.

We ought to do good to others as simply as a horse runs, or a bee makes honey, or a vine bears grapes season after season without thinking of the grapes it has borne.

How much time he saves who does not look to see what his neighbor says or does or thinks.

Let not your mind run on what you lack as much as on what you have already.

He who pays no attention to what his neighbor does, says or thinks, preferring to concentrate on making his own actions appropriate and justifiable, better uses his time.

There is but one thing of real value - to cultivate truth and justice, and to live without anger in the midst of lying and unjust men.

Perfection of character is this: to live each day as if it were your last, without frenzy, without apathy, without pretence.