You cannot subscribe to a belief and simultaneously exempt yourself from all consequences of that belief. What I mean is, if you are a Zionist, then you believe some people should be displaced in a conquest for your people. What happens to them? You cannot say "well, we can do it without displacement" or "well, I don't believe that".
No. That is the consequence of what you belief, and you therefore MUST stand by it. You MUST believe you are entitled to the land and sovereignty of Arabs, whether you choose to articulate that belief or not.
This is something Zionists sometimes struggle to comprehend. They wish to live in an alternate reality, where they can keep their beliefs and magically get to an outcome they desire without anyone getting hurt. It doesn't work that way. If your belief hurts people, _that means you want to hurt people_.
Your first statement is a sweeping generalization that you can't prove