The real difficulty lies not in devising new ideas, but in escaping from the old ones.

"Words are the most powerful weapons; they can build empires or destroy them."

I don't like favors； they oppress and make me fell like a slave.I'd rather do everything for myself，and be perfectly independent.

失败只是另一种学习方式。

Collaboration is key—no single organization can solve the world’s environmental challenges alone.