until the cows come home

We can argue about this until the cows come home, but it won't change anything

He could complain about the service until the cows come home, but it won't get him a refund

She's the type of person who will analyze a problem until the cows come home

They could debate politics until the cows come home and never agree

You can try to convince me until the cows come home, but I'm sticking with my decision

He's happy to explain the intricate details of the project until the cows come home

We could sit here and reminisce about the old days until the cows come home

She can practice her speech until the cows come home; it needs more work

The economists might debate the theory until the cows come home, but practical application is key

You can apologize until the cows come home, but the damage has already been done