The language of mathematics is the language of the universe, and by learning it, we can understand the cosmos.
数学的语言是宇宙的语言，通过学习它，我们可以理解宇宙。
Simplicity is the ultimate sophistication.
The great ideological battles between liberalism and communism, or between democracy and authoritarianism, have been replaced by a general consensus on the desirability of liberal democracy.
Do you believe in the human heart? I don't mean simply the organ, obviously. I'm speaking in the poetic sense. The human heart. Do you think there is such a thing? Something that makes each of us special and individual?
Choose the best life； for custom will make it pleasant.