读书贵在能有疑问,有疑问方能增进对事物的了解。
我总是告诉我的孩子们,如果你躺下,人们会从你身上跨过去。但如果你继续挣扎,如果你继续前进,总会有人帮助你。
The division of labour, so far as it can be introduced, occasions, in every art, a proportionable increase of the productive powers of labour.
I was in the middle before I knew that I had begun.