Mathematics is the key to understanding the universe.

"The past is a foreign country; they do things differently there."

On marketing: "In the old world， you devoted 30% of your time to building a great service and 70% of your time to shouting about it. In the new world， that inverts."

I don't write for the reader, I write against the reader.

The most important thing is that we develop an interest in the world and take joy in our fellow human beings.

The path to net-zero won't be easy, but collaboration will get us there.

一本书对孩子来说应该像一个朋友——令人安心、兴奋且充满惊喜。

生命太短暂，不要在早晨醒来时带着遗憾。