Claimed in the Washington Post:
Israeli Prime Minister Menachem Begin never loosened his tie, nor did his mind stray from the horror of the Holocaust, where Jewish ash would convince the world that Jews deserved land of their own.
that was a description in the new Camp David book.
Menachem Begin believed that the Jewish people deserved a homeland so as to avoid that ash the first time because it was the natural right of the Jews to reconstitute the ancient homeland. That was his conviction, even of no anti-Semitism even existed.