我想成为一名警察，所以我现在必须如努力完善自我，将来，为社会做贡献。
I would Ike to be a policeman, so I have to make great efforts to be better and better, In the future I can make more contributions to our society.
不错，我们都可以学习、成长、变化，能够完善“自我”(如果我们努力工作)，但是，我们都能做我们想做的任何事吗？
Yes we can all learn, grow, change and become the best 'us' possible (if we do the work), but can we all do whatever we want?
人不可能做到尽善尽美，但我们必须努力去完善自我。
One can never reach perfection. But he must strive for improvement.
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