I don't have to be perfect, I just have to be me.
我不必完美,我只需要做我自己。
Mastery is not a function of genius or talent. It is a function of time and intense focus applied to a particular field of knowledge.
A human being needs to suffercWhen one suffers, one becomes strong.
We can’t ignore the economic role of coal, but we also can’t ignore its environmental impact.
每一颗播种的种子都是迈向更可持续未来的一步。