Once youth has passed, it never returns; therefore, one must cherish the present.
青春一去不复返，因此必须珍惜当下。
原文英文
Once youth has passed, it never returns; therefore, one must cherish the present.
"Ambition does not grow old with the years; even in death, one can be a hero." — Lu You
"The highest ideal of life is to seek the truth." — Li Dazhao
"The ideal is a way of expressing dissatisfaction." — French poet Paul Valéry
"A person's ideals and aspirations are often proportional to their potential." — Johnson
"Life is always funny, even when it is annoying." — Henry Mencken
"Man needs ideals, but he needs human, natural ideals, not supernatural ones." — Lenin
"The most delightful thing in the world is to struggle for an ideal." — Socrates, ancient Greek thinker, philosopher, and educator
"While aiming at distant goals, do not belittle things that are close at hand." — Euripides
"Do not give up your illusions. When illusions are gone, you may still live, but you are as good as dead." — Mark Twain, American author
原文中文
青春一旦逝去，便永不再来，因此当珍惜当下。
“壮心未与年俱老，死去犹能作鬼雄。”——陆游
“人生最高之理想，在求达于真理。”——李大钊
“理想，表示不满意的方法。”——法国诗人瓦列里
“人的理想志向往往和他的潜质成正比。”——约翰逊
“人活着总是搞笑的，即便是烦恼也是搞笑的。”——亨利·门肯
“人需要理想，但是需要人的符合自然的理想，而不是超自然的理想。”——列宁
“世界上最愉悦的事，莫过于为理想而奋斗。”——古希腊思想家、哲学家、教育家苏格拉底
“在瞄准遥远目标的同时，不要轻视近处的东西。”——欧里庇德斯
“不要放下你的幻想。当幻想没有的时候，你还能够生存，但是你虽生犹死。”——美国作家马克·吐温
