如果你用行为主义的方式养育孩子,让他们无所畏惧,世界就会改变。
The universe will change if you bring up your children, in behavioristic fashion, to be unafraid.
The joy of mathematics comes from the moments of clarity when complex things become simple.
Sustainability isn't a choice; it's our responsibility to future generations.
我们知道的越多,就越意识到自己知道的多么少。
I'm not a follower, I'm a leader.