Don't live for others, live for yourself.
不要为了别人而活，要为自己而活。
最好的故事是那些挑战我们以不同方式看待世界的故事。
采石场应当在开采的同时治愈大地。
Understanding black holes is understanding the fabric of the universe itself.
I don’t think about the past or the future. I focus on the present.
Books make great gifts because they have whole worlds inside of them.
Profitability and environmental stewardship can—and must—go hand in hand.