"The Jews, we Zionists," he said, "will never be able to settle more than a few million people here. That is reality. What is also reality is the fact that such a state will always be surrounded by tens of millions of hostile and unforgiving Arabs. You cannot expect to hold them at bay forever. Sheer weight of numbers and a Moslem society that perpetuates hatred makes that impossible. If you are to survive, you must establish the principle of retaliation.