… always fifteen years older than I am.

– Bernard Baruch

… a matter of feeling, not of years.

– George W. Curtis

Youth is a blunder; manhood is a struggle; old age a regret.

– Benjamin Disraeli

When a man is young he writes songs; grown up he speaks in poverbs; in old age he preaches pessimism.

– Hebrew proverb

Age is not all decay; it is the ripening, the swelling, of the fresh life within, that withers and bursts the husks.

– George Macdonald

A man is still young as long as women can make him happy or unhappy. He reaches middle age when they can no longer make him unhappy. He is old when they cease to make him either happy or unhappy.

– Anon.

… when one begins to exchange emotions for symptoms.

– Anon.