Girls marry for love. Boys marry because of a chronic irritation that causes them to gravitate in the direction of objects with certain curvilinear properties.
It is work, work that one delights in, that is the surest guarantor of happiness. But even here it is a work that has to be earned by labor in one's earlier years. One should labor so hard in youth that everything one does subsequently is easy by comparison.
One goes through school, college, medical school and one's internship learning little or nothing about goodness but a good deal about success.
Hell has been described as a pocket edition of Chicago.
The cultured man is an artist, an artist in humanity.
Science has proof without any certainty. Creationists have certainty without any proof.