To write is to give oneself over to the world, to let the world in, and to let it change you.
It’s not the strongest of the species that survive, nor the most intelligent, but the one most responsive to change.
Mathematics is not a spectator sport; to understand it, one must engage with it actively.
[如果不追败寇],那么残暴作乱的人就得以活命,天下的祸害也没有除掉,这是残害民宗的父母并且深深地残害天下的人,没有比这更大的不义了。
I paid no attention to the territorial boundaries of academic disciplines and I just grabbed all the big ideas that I could.