英语高手请、

You knew that looks what one time is feels to oneself good person one time by own injury?(这句话似乎有些残缺.我按照自己的理解为你翻译一下吧.注:有断句及加注标点.意译.)
你知道那是怎样一种感受吗?一时间觉得那是对自己好的人,一时间又觉得那是对自己的伤害.

You lost yours world 、But do not also lose yours heart.
你已经失去了你的世界，但请你不要也失去了自己的心.

Many changes are the human helpless, for example sentiment.
很多东西可以让人变得无助，比如感情.

Has missed certain time、 forever could not go back. Many are is the brutality such.
错过了最佳时期，以后就再也找不来了.有的时候现实就是这么残忍.

this is must learn to face.
这些必须记在心里面.

Said these many、 hoped that you will understand.
谈了这么多,衷心希望你能够理解.

句子不通，看不懂！

这是哪里来的，歌词吗？好抽象，看不懂……

You knew that looks what one time is feels to oneself good person one time by own injury?
这句狗屁不通 翻译不了 是人就翻译不了

You lost yours world 、But do not also lose yours heart 。
你失去了你的世界，但你也失去了自己的心吗？

Many changes are the human helpless, for example sentiment。
很多东西可以让人变得绝望