ויבז עשיו את הבכורה
Eisav saw no value whatsoever in the birthright. Thus, when he was hungry, he quickly sold the birthright for a bowl of red soup. Apparently, selling the birthright is held against Eisav. The fact that he committed five grave sins that day does not seem to carry as much weight as his selling the birthright. Why? The Brisker Rav, zl, explains that concerning the other sins which Eisav committed, he always had the excuse that he was provoked by the yetzer hora, evil inclination. The other sins may have brought him some sort of perverse satisfaction. Selling the birthright was…