19世纪末有一年，美国密西根州底特律电灯公司以月薪11美元的费用雇用了一名年轻的技工。这名技工打进入公司的那一天起，每天工作10小时，常常花费半个晚上呆在一间旧棚子里工作，一门心思要设计出一种新型引擎。但这名技工的父亲是个农民，他认为他的儿子只不过是在浪费自己 One year at the end of the 19th century, Detroit Light, Michigan, USA, hired a young mechanic for a monthly fee of $ 11. The mechanic spent 10 hours a day from the day he entered the company, spent half a night in an old shed and worked hard to design a new engine. But the mechanic’s father was a farmer, and he thought his son was just wasting himself