君子的学问,从来不会脱离实践去空谈认识,这是必然的。
The natural price of labor is that price which is necessary to enable the laborers, one with another, to subsist and to perpetuate their race, without either increase or diminution.
没有欲念称为圣人,欲念少称为贤人,欲念多是凡人,而纵欲则是狂人。
创新并不是对每件事都说“是”,而是对除了最关键功能之外的一切说“不”。
The world is not run by thought, nor by imagination, but by opinion.