我必须承认，我从来看不出她有什么美丽之处。她的脸太瘦了，她的肤色没有光泽，她的五官一点也不好看。她的鼻子缺乏特色；它的线条上没有任何标志。她的牙齿还过得去，但并不出奇；至于她的眼睛，有时被称为很漂亮，我从来没看出什么非凡之处。

What we think, we become.

Every improvement in the circumstances of the society tends either directly or indirectly to raise the real rent of land, to increase the real wealth of the landlord, his power of purchasing the labour, or the produce of the labour of other people.

There are two ways to extend a business. Take inventory of what you are good at and extend out from your skills. Or determine what your customers need and work backwards, even if it requires learning new skills.

实验室里的科学家不仅仅是一个技术人员：他还是一个面对自然现象的孩子，这些现象给他留下了深刻的印象，就像它们是童话故事一样。

质量不是机会；它是一种选择。