艺术是沉思。它是心灵的愉悦，心灵在自然中探寻，并在那里预见到自然本身所激发的精神。
Art is contemplation. It is the pleasure of the mind which searches into nature and which there divines the spirit of which nature herself is animated.
The debate shouldn’t be coal vs. renewables—it should be about how we make both better.
The greatest disability is a bad attitude.
Sustainability is no longer an option; it's a necessity for any business that wants to thrive in the long term.
我不是最聪明的人，但我是最努力的人。
The best way to predict the future is to create it.