A speaker who is attempting to move people to thought or action must concern himself with Pathos.
Knowing what is right does not make a sagacious man.
Those who believe that all virtue is to be found in their own party principles push matters to extremes; they do not consider that disproportion destroys a state.
The appropriate age for marrige is around eighteen and thirty-seven for man.
The same ideas, one must believe, recur in men’s minds not once or twice but again and again.
Patience is so like fortitude that she seems either her sister or her daughter.
And yet the true creator is necessity, which is the mother of invention.
This much then, is clear: in all our conduct it is the mean that is to be commended.
The body is most fully developed from thirty to thirty-five years of age, the mind at about forty-nine.
We do not know a truth without knowing its cause.
But nature flies from the infinite; for the infinite is imperfect, and nature always seeks an end.
Everything that depends on the action of nature is by nature as good as it can be.
For nature by the same cause, provided it remain in the same condition, always produces the same effect, so that either coming-to-be or passing-away will always result.
Nature does nothing without a purpose. In children may be observed the traces and seeds of what will one day be settled psychological habits, though psychologically a child hardly differs for the time being from an animal.
He who sees things grow from the beginning will have the best view of them.
Now, the causes being four, it is the business of the student of nature to know about them all, and if he refers his problems back to all of them, he will assign the “why” in the way proper to his science-the matter, the form, the mover, that for the sake of which.
Men create the gods after their own images.
In painting, the most brilliant colors, spread at random and without design, will give far less pleasure than the simplest outline of a figure.
The line between lawful and unlawful abortion will be marked by the fact of having sensation and being alive.
Of mankind in general, the parts are greater than the whole.