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, a quality of the imagination, a vigor of the emotions, it is the freshness of the deep spring of life.
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 60 more than a boy of 20. Nobody grows merely by a number of years, we grow old by deserting our ideas.
Years may wrinkle the skin, but to give up enthusiasm wrinkles the soul. Worry, fear, self-distrust bows the heart and turns the spirit back to dust.
Whether 60 or 16, there is in every human being\