没有人真正了解其他人。他最多只能假设他们像他自己一样。
No man really knows about other human beings. The best he can do is to suppose that they are like himself.
在任何情况下都要寻找积极的一面。总有一些值得感激的事情。
The road to success is always under construction.
无论多难，我们都不会放弃。
Success comes when preparation meets opportunity.
The dialogue between science and society must be ongoing.
