The spread of liberal democracy around the world is not inevitable, but it is the most likely outcome given the alternatives.
文字的力量不在于它们的意义,而在于它们唤起情感的能力。
Self-education is, I firmly believe, the only kind of education there is.
我不让消极情绪影响我。
The lab is my playground, and molecules are my toys.
One must not cheat anyone, not even the world of its triumph.