The customer may not always be right, but they are always the customer.
Mathematics is the art of giving the same name to different things.
An idea that is not dangerous is unworthy of being called an idea at all.
你送给我桃子,我就回报给你李子。意思是做人要知恩图报,不能忘恩负义。也比喻礼尚往来,相互赠送礼物。
The people who are crazy enough to think they can change the world are the ones who do.
To live is to choose, and to choose is to renounce.