is the President, representing all Israelis across all party lines. His post is non-partisan, and he is forbidden from taking sides in political debates and issues. He must be impartial. He is compromising his position by playing politics with this statement of his. He is alienating half the population from the office of the President of Israel.
High school teacher's union threatens strike (Haaretz)
from the article: Peres to Haaretz: Probe of Leftist NGOs harms Israeli democracy