All things in their being are good for something.
天生我才必有用。
Difficult circumstances serve as a textbook of life for people.
困難坎坷是人們的生活教科書。
Failure is the mother of success. ——Thomas Paine
For man is man and master of his fate.
人就是人，是自己命運的主人。
The unexamined life is not worth living.——Socrates
混混噩噩的生活不值得過。——蘇格拉底
None is of freedom or of life deserving unless he daily conquers it anew. -Erasmus
只有每天再度戰勝生活並奪取自由的人，才配享受生活的自由。
Our destiny offers not the cup of despair, but the chalice of opportunity. So let us seize it, not in fear, but in gladness.——R.M. Nixon
命運給予我們的不是失望之酒，而是機會之杯。因此，讓我們毫無畏懼，滿心愉悅地把握命運。——尼克森
Living without an aim is like sailing without a compass.——John Ruskin
生活沒有目標，猶如航海沒有羅盤。——羅斯金
What makes life dreary is the want of motive.——George Eliot
沒有了目的，生活便鬱悶無光。——喬治·埃略特
Towering genius disdains a beaten path. It seeks regions hitherto unexplored.——Lincoln
卓越的天才不屑走旁人走過的路。他尋找迄今未開拓的地區。——林肯