The question is, are we happy to suppose that our grandchildren may never be able to see an elephant except in a picture book?

一个好的工程师是能把挫折转化为灵感的人。

"I read a book one day and my whole life was changed."

心灵的力量是巨大的，利用它可以带来我们生活中的深刻变化。

"To live is to suffer, to survive is to find some meaning in the suffering."

释义：学问不论年长年幼，应该以某一方面擅长的人为师。学无先后，达者为师，体现了学问应该是一个开放的、无大小之分的领域，重在能力而非地位或者身份。