用英文翻译下面的句子，不要有语法错误。

I know, I have my wit to understand ! Some things are not so good as I imagine, I must be self-conscious , I took them as a friend, then do they? I doubt it. Inconstancy of human relationships, really, as for them, I am ass!

I know I should have self-knowledge to understand that some things are not as good as in my imagination.I need to know my place.I treat them as my friends,but how about them?I am doubtful.The feelings of people change.Indeed,Who am I in their eyes.I am nothing.

I know, I should have know one's limitations, to understand, some things are not the same as I imagine so good, I want to know one's limitations, I see them as friends, they? It's doubtful! The fickleness of the world, really, for their part, I calculate a fart!