那跟穿过他脑袋的棒子改变了他的性格，他完全是另一个人了。

Somehow the rod that passed through his brain had changed his personality, and he was a different man.

youdao

我放弃了我的学业，留在父亲身边，他完全变了一个人。

I gave up my studies and remained with my father, who, naturally, was greatly changed.

youdao

因此我们给予他一种SSRI药物，接下来一周之内，他就变了一个人，可以完全回原单位执行任务了。

So we put him on an SSRI, and within a week, he was a new person, and we got him back to full duty.

youdao

Those who embark on the quest for knowledge of the best regime may not return the same people that they were before.

那些开始追寻最优政体知识的人,可能最后,都完全地变了一个人。

耶鲁公开课 - 政治哲学导论课程节选