A significant part of his education was in the U.S. What he should be pushing for is a convention to establish a constitution, like the one Ben Gurion permanently shelved, The powers of the Court and the Knesset both need to be carefully and firmly separated and defined. A majority vote in the Knesset should be insufficient to overturn court decisions, but, the Court's powers do need to be limited by constitutional principles.
An interesting moment in Israel's history. Will it turn to despotic power on the left or the right, or will it shore up some elements of classical liberal democracy?