Help translate into English.

I always thought that everything could be so beautiful and happy. i always believe everything can be happy

So I devoted myself vigorously, thinking that it would last a long, long time. so i just devote myself into love believing it will be lasting

until now. now i have know it clearly

Turns out he is a terrible man. he is an awful man

He has no emotion, no sense of responsibility, and no courage. without any romance and courage

Also loves to play with temper. and he like be petulant

I said I've had enough of it all. i have had enough

I have no way to lie to myself anymore. i can not deceive myself anymore

You tell a girl your own friend's bad affair which you treat as a joke

But you can treat it as a joke with girls chat.

The laughter was really harsh. the laughter is really harsh

I can see through you from what happened today. i gain an insight into your mind through this thing

I know that I am too indecisive to say anything to my face. i know i cannot say all these things in front of you because of my indecision

But, I hate you. but i hate you now