וישא בלעם את עיניו וירא ישראל שכן לשבטיו
Rashi comments (Bilaam raised his eyes): “He sought to instill the evil eye in them.” The Michtav Mei’Eliyahu explains the concept of ayin hora, evil eye. The blessings which Hashem bestows upon an individual should not serve as a source of angst to others. If one allows his blessing (such as: wealth, children, good fortune) to cause pain to others who are less fortunate (especially if he is so callous as to flaunt his good fortune), he arouses a Divine judgment against himself and a reevaluation of his worthiness for those blessings. Chazal in Pirkei Avos (5:19) distinguish between the…