The great thing is to be in love with life.
燃?xì)獍l(fā)動機(jī)是所有熱機(jī)中最完美的，因為它結(jié)合了蒸汽機(jī)和內(nèi)燃機(jī)的優(yōu)點。
我們必須投資于不僅能提高效率而且能減少環(huán)境影響的技術(shù)。
The future rewards those who press on. I don't have time to feel sorry for myself. I don't have time to complain. I'm going to press on.