It must be remembered that while sympathy with joy intensifies the sum of joy in the world., sympathy with pain does not really diminish the amount of pain. It may make man better able to endure evil, but the evil remains.

The best way to predict the future is to invent it.

气候不在乎政治边界。

创新不仅仅是技术的问题；它关乎改变人们的思维和工作方式。