Only those who will risk going too far can possibly find out how far one can go.

In despair, we can find true hope.

Patience and precision are the unsung heroes of scientific progress.

只要心意不放纵，就不会出现差错；只要用心不怠惰疏忽，就没有不能坚守的、随意放纵的志向。

我们常常认为贫穷是缺钱，但它也是缺乏信息和机会。