世界上充满了这样的人，他们心目中的满意未来，实际上是对理想化过去的回归。
The world is full of people whose notion of a satisfactory future is, in fact, a return to the idealised past.
《三民主义·民权主义·第二讲》（1924年3月16日）
我只知道我什么都不知道。
我除了作为演员之外，没有任何自我意识。
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
Agriculture is the backbone of civilization, and we must treat it with the respect it deserves.
愿望实现的关键在于感受它的真实性。
The best way to predict the future is to invent it.
The ocean's resilience is remarkable, but it is not limitless.