None are so old as those who have outlived enthusiasm.

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

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

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

Age is a very high price to pay for maturity.

Aging is not lost youth but a new stage of opportunity and strength.

Every man over forty is a scoundrel.

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

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

Wrinkles should merely indicate where smiles have been.