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 will, a qualification of the i-【M1】______ magination, a vigor of the emotions; it is the fresh of the deep springs of life. 【M2】______ Youth means a temperamental predominance of courage over timidity, of the appetite for adventure over the love of ease. This often exists a man of 60 【M3】______ more than a boy of 20. Nobody grow old merely by the number of years. We 【M4】______ grow old by deserting our ideals. Years may wrinkle the skin, but give in enthusiasm wrinkles the soul. 【M5】______ Worry, fear, self-distrust bows the heart or turns the spirit back to dust. 【M6】______ Whether 60 or 16, there is every human being's heart the lure of wonder, the unfailing childlike appetite of what' s next and the joy of the game of living. 【M7】______ In the center of your heart and my heart where there is a wireless station: so 【M8】______ long as it receives messages of beauty, hope, cheer, courage and power from men and from the infinite, so long are you young. When the aerials are down, and your spirit is covered by snows of cynicism 【M9】______ and the ice of pessimism, then you are growing old, even at 20, however as 【M10】______ long as your aerials are up, to catch waves of optimism, there is hope you may die young at 80. 【M1】