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

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

You know you're getting old when all the names in your black book have M. D. after them.

You know you're getting old when all the names in your black book have M. D. after them.

To know how to grow old is the master work of wisdom, and one of the most difficult chapters in read more

To know how to grow old is the master work of wisdom, and one of the most difficult chapters in the great art of living.

The good die young - because they see it's no use living if you've got to be good.

The good die young - because they see it's no use living if you've got to be good.

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

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

Old age is fifteen years older than I am.

Old age is fifteen years older than I am.

I the heir of all the ages, in the foremost files of time.

I the heir of all the ages, in the foremost files of time.

Age is an issue of mind over matter. If you don't mind, it doesn't matter.

Age is an issue of mind over matter. If you don't mind, it doesn't matter.

At 20 years of age the will reigns; at 30 the wit; at 40 the judgment.

At 20 years of age the will reigns; at 30 the wit; at 40 the judgment.