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.
Never underestimate the power of a simple idea executed well.
写作是一种治疗方式;有时我想知道那些不写作、不作曲或不画画的人是如何应对的。
Economic growth must be inclusive to be sustainable.