工作中的快乐秘诀在于一个词——卓越。知道如何做好某件事就是享受它。

The past is a foreign country; they do things differently there.

América Latina es el continente de la utopía y la nostalgia.

A sober looks shows that just have the world gotten to be a better place after all; it is also grown a bit worse at the exact same rate.; a one step up, a one step back sort of cosmic balance between forward progress, and cultural retreat, that puts man kind on a bell curve of existence.

科学的进步不是一条直线，而是一系列曲折，常常需要回溯步骤以获得更好的立足点。