What most persons consider as virtue, after the age of 40 is simply a loss of energy.

Voltaire

persons, virtue, age, energy

A diplomat is a man who always remembers a woman's birthday but never remembers her age.

Robert Frost

diplomat, remember

A man growing old becomes a child again.

Sophocles

man, growing, child, age

Age is a very high price to pay for maturity.

Tom Stoppard

Age is not a particularly interesting subject. Anyone can get old. All you have to do is live long enough.

Don Marquis

age, interesting, live long enough

Old minds are like old horses you must exercise them if you wish to keep them in working order.

John Adams

old minds, exercise, working order, age

Growing old is no more than a bad habit which a busy person has no time to form.

Andre Maurois

growing old. age, habit,

Forty is the old age of youth fifty the youth of old age.

Victor Hugo

Forty, Fifty, Old Age

Youth is when you're allowed to stay up late on New Year's Eve. Middle age is when you're forced to.

Bill Vaughan

youth, allowed, late, age