命题是断言某事是或不是事实的陈述。
A proposition is an assertion that something is or is not the case.
Art is not a mirror to reflect reality, but a hammer with which to shape it.
A company should have a long-term-oriented mindset, not a short-term-oriented mindset.
我不害怕失败，不害怕跌倒。这就是生活，跌倒了就爬起来。
真理总是革命性的。
I believe that man will not merely endure: he will prevail. He is immortal, not because he alone among creatures has an inexhaustible voice, but because he has a soul, a spirit capable of compassion and sacrifice and endurance.
We must invest in the future, not just exploit the present.