解释：合理饮食则身体强健，“昌”表示兴盛；断绝饮食则生命消亡，强调了饮食对健康的重要性。
Fairy tales are more than true: not because they tell us that dragons exist, but because they tell us that dragons can be beaten.
The beauty of mathematics is that it is one of the few areas of human endeavor where absolute truth can be known.
Life is like a song, with highs and lows, but every part is precious.
He who is content is always happy; endless desires never find satisfaction.