Inventor: A person who makes an ingenious arrangement of wheels, levers and springs, and believes it civilization.

Inventor: A person who makes an ingenious arrangement of wheels, levers and springs, and believes it civilization.

发明家:把轮子、杠杆和弹簧巧妙地组合起来，并相信这是文明的人。

-- Ambrose Bierce 比尔斯