translation.en: After the surgery, they were perceived as being more intelligent, more friendly, more honest, less violent -- and yet we hadn't operated on their intellect or their character.
translation.zh: 手术之后， 病人们被认为更聪明, 更友好,更诚实,更平和 -- 可是我们并没有对他们的智力 或者性格动手术。