Just be yourself, there is no one better.

I have always considered that the true test of a machine is its practical utility in the hands of the common laborer.

实现明天的唯一限制是我们今天的疑虑。

Every artist dips his brush in his own soul, and paints his own nature into his pictures.

设想英雄到了晚年，不住在温柔乡还能住在哪里。

有时候，最小的事物占据了心中最大的空间。

In chemistry, as in life, sometimes you need to take a step back to see the bigger picture.