In energy, as in life, the only constant is change.

写作是使不可见变为可见的艺术。

我们都在共同努力；这就是秘诀。

I could be bounded in a nutshell and count myself a king of infinite space.

释义：独具慧眼的人看山崖，能发现未经琢磨的玉石；靠近河川，便能知道水里有珍珠。比喻人应善于观察和学习，方能洞察事物本质。