The expression I COULD LIVE WITHOUT IT is used to say in a nice and subtle way that you’re not a big fan of sth or that you don’t like sth:
– Do you like strawberry jam?
– I could live without it.
My wife loves this type of music but I could live without it.
– Would you like her husband’s old hat? He has a new one.
– Oh, thank her from me, but I’m pretty sure I could live without it.
They say it’s the best book ever, but after reading the first chapter I think I could live without it.
Here’s the video version of the article: