劳动的自然价格是使劳动者能够生存并延续其后代所必需的价格，既不增加也不减少。

发现的喜悦是科学家们前进的动力。

I know what I can do, so it doesn't bother me what other people think or say.

我这一代人最伟大的发现是人类可以通过改变态度来改变生活。

解读：鼓励人们尽责尽力去做事，至于结果，并不全然受个人控制，即便结果不如意，也要坦然接纳，这是一种豁达且负责的处世态度。

I do not know what I may appear to the world， but to myself I seem to have been only like a boy playing on the sea-shore， and diverting myself in now and then finding a smoother pebble or a prettier shell than ordinary， whilst the great ocean of truth lay all undiscovered before me.

I believe in the power of perseverance.

市场总是在变化，你的策略也应该如此。

善意并不是自己内心发出的，不能保留；行为自身不能够理解和辨别的，不能去做。