Diversity in crops is just as important as diversity in ideas; both are essential for resilience.
解决数学问题的过程往往比解决方案本身更重要。
记忆不仅是个人的,也是集体的。我们通过他人记忆,他人也通过我们记忆。
"Tennis is a mental game. Everyone is fit, everyone hits great forehands and backhands."
如果你去看,世界是非常非常美丽的,但大多数人并不怎么去看。