my way or the highway

US /maɪ weɪ ɔr ðə ˈhaɪˌweɪ/
UK /maɪ weɪ ɔr ðə ˈhaɪˌweɪ/
"my way or the highway" picture
1.

used to say that someone must accept your way of doing things or leave

:
In this company, it's my way or the highway.
He told his team, 'It's my way or the highway' when they disagreed with his plan.