智者知道如何拥有，而不仅仅知道如何获得。

把肉扔在饿虎出没的小路上，祸患就无可挽救了。主动招惹麻烦，怎么可能平安无事。

The most dangerous thing in the digital era is not making mistakes, but missing opportunities.

"Children deserve art that challenges them as much as it delights them."

Every mathematical problem is a window into a new world of understanding.

有时我们测量事物，看到它们在短期内实际上会损害销售，我们仍然会这样做。