on the fence
on the fence about something

I kind of was on the fence for a while.

I'm still on the fence and have a very important question.

"Maybe some of those kids that we're on the fence with will come our way after seeing what happened tonight."

This looks out on the fence, which I can nearly reach with my hand.

No more sitting on the fence, waiting to see which way this all goes.

But I think if you were on the fence at all, hey, wait a few weeks.

The British will never quite leave their favorite place on the fence.

Maybe that's why I'm still a little on the fence.

And last night, a second girl joined her on the fence.

If people are still on the fence, I'd suggest you give it a go.