what's all this about ?是什么意思？（怎么翻译）

这都是为了什麽？

歌曲名称：That's What's It's All About

歌手： Westlife

歌词：

I know it's all about you
It's all about me
Working it out, yeah
That's what it's all about

Maybe I was wrong about it
Maybe you were right
I was selfish and demanding
Never satisfied
Ooh and maybe I made some mistakes before
but this time I'll get it right

Chorus
I know it's all about you
It's all about me
working it out, yeah
That's what its all about
It's all about love
It's all about trust
I know that you've got your doubts yeah,
That's what it's all, it's all about
Yeah, that's what it's really all about

People said I could live without you
That would be a lie (that would be a lie)
I was surely down without you
How could I survive
Ooh, lesson l