Happiness is not the belief that we don't need to change; it is the realization that we can.

有效的外交策略是建立在信任、合作和共同利益的基础上的。

Maktub. If I am really a part of your dream, you'll come back one day.

The beauty of mathematics lies in its ability to describe the universe with such precision.

The thrill of discovery never gets old.

要养活世界，我们必须先学会倾听土地。