一支最甜美的歌，往往是用于歌頌最悲傷思維的歌。
The heart of a mother is a deep abyss at the bottom of which you will always find forgiveness.
數(shù)字時(shí)代最危險(xiǎn)的不是犯錯(cuò)，而是錯(cuò)過(guò)機(jī)會(huì)。
晶體管可能是20世紀(jì)最重要的發(fā)明，而它的誕生故事是科學(xué)史上最有趣的故事之一。
The division of labor is limited by the extent of the market.