A man loves the meat in his youth that he cannot endure in his age.

Probably the happiest period in life most frequently is in middle age when the eager passions of youth are cooled and the infirmities of age not yet begun as we see that the shadows which are at morning and evening so large almost entirely disappear at midday.

We pay when old for the excesses of youth.

In youth we run into difficulties. In old age difficulties run into us.

Middle age is youth without levity and age without decay.

In youth the days are short and the years are long. In old age the years are short and day's long.

Youth is the best time to be rich and the best time to be poor.

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

As long as any adult thinks that he like the parents and teachers of old can become introspective invoking his own youth to understand the youth before him he is lost.

There is always some specific moment when we become aware that our youth is gone but years after we know it was much later.

Youth is the gift of nature but age is a work of art.

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

There is a fountain of youth: it is your mind your talents the creativity you bring to your life and the lives of people you love. When you learn to tap this source you will truly have defeated age.

As I approve of a youth that has something of the old man in him so I am no less pleased with an old man that has something of the youth. He that follows this rule may be old in body but can never be so in mind.

Age considers youth ventures.

A comfortable old age is the reward of a well-spent youth. Instead of its bringing sad and melancholy prospects of decay it would give us hopes of eternal youth in a better world.

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.

Bashfulness is an ornament to youth but a reproach to old age.