The function of education is to teach one to think intensively and to think critically.

天赋是上帝赐予的，要谦卑；名声是别人给的，要感恩；自负是自己给的，要小心。

Technology itself has no value, its value lies in what problems it solves.

Optimists tend to interpret their troubles as transient, controllable, and specific to one situation. Pessimists, on the other hand, believe that their troubles last forever, undermine everything they do, and are uncontrollable.