Our real problem is not the territory, but rather the population of about a million and a half Arabs who live in it... and over whom we must rule.
...
Out of concern for the Jewish People and its state we have no choice but to withdraw from the territories and their population of one and a half million Arabs; this action to be done without any connection with the problem of peace.

The Territories in Judaism, Human Values, and the Jewish State by Yeshayahu Leibowitz (1968)