"Language is a skin: I rub my language against the other. It is as if I had words instead of fingers, or fingers at the tip of my words."
语言是一种皮肤：我用我的语言摩擦对方。就好像我有的是词语而不是手指，或者我的词语尖端有手指。
The beauty of mathematics is that it is eternal, it doesn't change.
The best revenge is massive success.
Take time every day to do something for yourself.
【释义】社会常把内向病理化，凯根用实验证明：内向气质是大脑独特的生物设定，藏着深度思考与独立创新的宝藏。