除非你付诸行动，否则一切都不会有结果。

My fans are my motivation.

Sustainable forestry isn't just about cutting trees, it's about growing civilizations.

True leadership in energy means balancing today's needs with tomorrow's responsibilities.

你无法从那样的失去中恢复；你只能学会与之共存。

I’m not a guy that’s going to back down from a challenge.

合作是关键，伟大的科学从来不是孤立完成的。