The only limits you have are the ones you set for yourself.
你唯一的限制就是自己设定的限制。
"Books are the way that we communicate with the dead. The way that we learn lessons from those who are no longer with us, that humanity has built on itself, progressed, made knowledge incremental rather than something that has to be relearned, over and over."
人は、失敗を恐れずに挑戦することで成長する。
The first duty of a revolutionary is to be educated.