The world is indeed full of peril, and in it there are many dark places; but still there is much that is fair, and though in all lands love is now mingled with grief, it grows perhaps the greater.

自由的代价是永恒的警惕。

不要害怕失败，失败是成功的必经之路。

Science is a journey of continuous learning and adaptation.

每当心情郁闷的时候，用手托腮就好，手臂会因为帮上忙而开心的。

When we love, we always strive to become better than we are. When we strive to become better than we are, everything around us becomes better too.

赋权就是在你攀登的同时也提升他人。