“Two wrongs don’t make a right, but don’t three lefts make a right? Two wrongs don’t make a right, but don’t two negatives make a positive?”
— Andrew Clements, Things Not Seen
谷歌翻译,仅供参考:
“两个错误不等于一个正确,但三个左撇子不等于一个正确吗?两个错误不等于一个正确,但两个否定不等于一个正确吗?”
-安德鲁·克莱门茨,《看不到的东西》