Believe that you're young enough, old enough, strong enough, and so on to accomplish everything you want to do.

Believe that you're young enough, old enough, strong enough, and so on to accomplish everything you want to do.

When it comes to staying young, a mind-lift beats a face-lift any day.

When it comes to staying young, a mind-lift beats a face-lift any day.

As I approve of a youth that has something of the old man in him, so I am no less read more

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.

The whole business of marshaling one's energies becomes more and more important as one grows older.

The whole business of marshaling one's energies becomes more and more important as one grows older.

I believe the true function of age is memory. I'm recording as fast as I can.

I believe the true function of age is memory. I'm recording as fast as I can.

When you become senile, you won't know it.

When you become senile, you won't know it.

Age does not depend upon years, but upon temperament and health. Some men are born old, and some never grow read more

Age does not depend upon years, but upon temperament and health. Some men are born old, and some never grow so.

Old wood best to burn, old wine to drink, old friends to trust,
and old authors to read.

Old wood best to burn, old wine to drink, old friends to trust,
and old authors to read.

I refuse to admit I'm more than fifty-two, even if that does make my sons illegitimate.

I refuse to admit I'm more than fifty-two, even if that does make my sons illegitimate.