Nobody grows old merely by living a number of years. We grow old by deserting our ideals. Years may wrinkle the skin, but to give up enthusiasm wrink….

Youth means a temperamental predominance of courage over timidity of the appetite, for adventure over the love of ease. This often exists in a man of….

Youth is not a time of life - it is a state of mind..

You are as young as your faith, as old as your doubt; as young as your self-confidence, as old as your fear, as young as your hope, as old as your de….

Youth is not a time of life; it is a state of mind; it is not a matter of rosy cheeks, red lips and supple knees; it is a matter of the will, quality….

Whether seventy or sixteen, there is in every being's heart a love of wonder; the sweet amazement at the stars and starlike things and thoughts; the ….

Youth is not a time of life - it is a state of mind. It is not a matter of red cheeks, red lips and supple knees. It is a temper of the will; a quali….

In the central place of every heart, there is a recording chamber; so long as it receives messages of beauty, hope, cheer and courage, you are young..

Maturity is the ability to think, speak and act your feelings within the bounds of dignity. The measure of your maturity is how spiritual you become ….

When the wires are all down and your heart is covered with the snows of pessimism and the ice of cynicism, then, and only then, have you grown old..

Worry, fear, self-distrust bows the heart and turns the spirit back to dust..

Whether 60 or 16, there is in every human being's heart the lure of wonder, the unfailing child-like appetite of what's next, and the joy of the game….

When the aerials are down, and your spirit is covered with snows of cynicism and the ice of pessimism, then you are grown old, even at 20, but as lon….

If youth only knew, if age only could..