The past is a foreign country; they do things differently there.
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
释义：小的善行虽然不能带来巨大的好处，但是不能不做；小的恶行虽然不能惹来灾祸，但是不能不改。
The future of manufacturing lies in circular economies—waste is just a resource in the wrong place.
The night is a great ocean, but the stars are its waves.