If you want to make life easy, make it hard.
What a man does not understand, he does not possess.
The art of living rightly is like all arts; it must be learned and practiced with incessant care.
Do thine own task, and be therewith content.
If children grew up according to early indications, we should have nothing but geniuses.
He who does not see the whole world in his friends, does not deserve that the world should hear of him.