“That's the duty of the old,' said the Librarian, 'to be anxious on the behalf of the young. And the duty of the young is to scorn the anxiety of the old.'

They sat for a while longer, and then parted, for it was late, and they were old and anxious.”

“Age is my alarm clock,” the old man said. “Why do old men wake so early? Is it to have one longer day?”
“I don’t know,” the boy said. “All I know is that young boys sleep late and hard.”

“Young men," said Cæsar, "hear an old man to whom old men hearkened when he was young.”

“When I was young, the old regarded me as an outrageous young fellow, and now that I'm old the young regard me as an outrageous old fellow.”

“Marriage made people old and familiar, while still young.”

“Nothing—so it seems to me…is more beautiful than the love that has weathered the storms of life. … The love of the young for the young, that is the beginning of life. But the love of the old for the old, that is the beginning of—of things longer.”

“The young people think the old people are fools -- but the old people know the young people are fools.”

“The old and the young, he thought. The old, who do not care; the young, who do not think.”

“Young men think old men are fools; but old men know young men are fools.”

“Young men, hear an old man to whom old men hearkened when he was young.”