我总是努力保持积极，战斗到最后，继续奔跑，继续战斗。
"To be yourself in a world that is constantly trying to make you something else is the greatest accomplishment."
The fundamental point in fabricating a chain reacting machine is of course to see to it that each fission produces a certain number of neutrons and some of these neutrons will again produce fission.
The most sustainable product is the one that lasts a lifetime.