There are no bad ideas. — Said at the start of a brainstorming session. Every idea is welcome.
Leave your titles at the door. — In this meeting, rank does not count.
Everyone has a seat at the table. — Everyone here has a voice in the decision.
That’s above my pay grade. — Someone more senior has to decide this.
The loudest voice in the room. — The person whose view wins because they speak the most.