也许宇宙中最反直觉的真理是：你给别人的越多，你得到的也越多。了解这一点是智慧的开始。
Sometimes you have to be a little bit naughty.
Efficiency in resource use isn’t just good for the planet—it’s good for business.
The value of unpaid work is often invisible in economic measures, yet it is the backbone of society.
无偿工作的价值在经济衡量中常常不可见，但它却是社会的支柱。
I try to get rid of people who confidently answer questions about which they don't have any real knowledge.