The greatest glory in living lies not in never falling, but in rising every time we fall.

数学的美在于它能够用一种超越文化和语言障碍的语言来描述宇宙。

Sustainability isn't a cost center; it's the future of our industry.

"Die Wahrheit beginnt zu zweit."

坚持很重要， 永远不要放弃，除非不得已。