〈党员须宣传革命主义〉，在梧州对国民党员的演说，1921年10月29日至11月15日间

Climate science is not about belief - it's about evidence and rigorous testing.

The desire for recognition, the thymotic part of the soul, is the most politically dangerous part of human nature.

"The future is not something we enter. The future is something we create."

There’s a kind of sadness in the air, but it’s a sadness that makes you feel alive.

成功不是幸福的关键。幸福才是成功的关键。如果你热爱你所做的事情，你就会成功。