The best time to plant a tree was 20 years ago. The second best time is now.
黑夜比白晝更忠誠(chéng)。
解釋:死亡、生存、驚恐、懼怕等觀念都進(jìn)入不到他的內(nèi)心中,因而遇到任何事情都不害怕。
The progress of science relies not only on individual wisdom but also on collective cooperation and effort.