growing old. age, habit,
Forty is the old age of youth, fifty is the youth of old age.
forty is old age, fifty is youth of old age
A diplomat is a man who always remembers a woman's birthday but never remembers her age.
Old age comes on suddenly, and not gradually as is thought.
old age, suddenly, gradually, thought
None are so old as those who have outlived enthusiasm.
old as those who have outlived
Youth is when you're allowed to stay up late on New Year's Eve. Middle age is when you're forced to.