Earlier quoted context omitted.
Yes I think if the walls between Gaza and Israel came down it would be a moment like the taking down of the Berlin wall. Two people, ruled by the same government, finally experiencing the same rights, same freedoms, same status, etc. How to tear down that wall without the extremists trying to kill their "enemies" on each side first, that no one has the answer to
Regardless of your outlook on I/P, I don't think either side agrees that they currently do (or particularly want to) share the same government. (That's not to assert my own view. But to compare it to the Berlin Wall seems faulty.)
They may not agree but the fact on the ground is that the Israeli government does not recognize any Palestinian state, so the people in Palestine are thus under the control of the Israeli state or they are stateless refugees with a right to return (to Israel). Either way, they are the responsibility of Israel the way Israel's government sees it.
What people want is one thing. What governments do is the official thing, that's what I refer to