He who advises a sick man, whose manner of life is prejudicial to health, is clearly bound first of all to change his patient's manner of life.

The judge should not be young, he should have learned to know evil, not from his own soul, but from late and long observation of the nature of evil in others.

Astronomy compels the soul to look upwards and leads us from this world to another.

All loves should be simply stepping stones to the love of God. So it was with me; and blessed be his name for his great goodness and mercy.

I can show you that the art of calculation has to do with odd and even numbers in their numerical relations to themselves and to each other.

Someday, in the distant future, our grand-children' s grand-children will develop a new equivalent of our classrooms. They will spend many hours in front of boxes with fires glowing within. May they have the wisdom to know the difference between light and knowledge.

Thus rhetoric, it seems, is a producer of persuasion for belief, not for instruction in the matter of right and wrong ... And so the rhetorician's business is not to instruct a law court or a public meeting in matters of right and wrong, but only to make them believe.