The best time to plant a tree was 20 years ago; the second-best time is now.
种一棵树最好的时间是20年前,第二好的时间就是现在。
不要让成功冲昏头脑,也不要让失败打击内心。
The world is full of obvious things which nobody by any chance ever observes.
希望是美好的,也许是人间至善,而美好的事物永不消逝。