El amor es como un reloj de arena: cuando se acaba el corazón, la cabeza comienza a llenarse.

Treat every problem with reason.

I have suffered and despaired and known death and I am glad that I am in this great world.

谦逊是科学家所能拥有的最大美德。

利润不应以牺牲地球和人民为代价。

The secret of being miserable is to have leisure to bother about whether you are happy or not.

这不是关于完美，而是关于真实。