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What I want to talk to you about today is the difference between gifts and choices. Cleverness is a gift， kindness is a choice. Gifts are easy -- they're given after all. Choices can be hard. You can seduce yourself with your gifts if you're not careful， and if you do， it'll probably be to the detriment of your choices.

永遠不要停止學習，因為世界永遠不會停止變化。

成功采礦的關鍵不僅在于資源開采，還在于以可持續和負責任的方式進行。

There is no such thing as a moral or an immoral book. Books are well written, or badly written. That is all.

Mathematics is the language in which the gods talk to people.

去行動，去呼吸，去飛翔，去游蕩，當你給予的時候就收獲了一切，漫步在僻靜的道路上，旅行就是生活。

Art is not about what you see, but what you make others see.

一切迄今為止社會的歷史都是階級斗爭的歷史。