Genesis 33:8

All this drove. Though he knew quite well the purpose of the several droves (ch. 32:18), Esau nevertheless inquired concerning them. With obvious Oriental courtesy, he refused to accept them until urgently persuaded to do so. The “roving life” which so well suited his nature had procured for him such wealth and power that his own earthly possessions were no doubt equal to those of his brother. Esau was friendly enough toward Jacob, but there was nothing in his manner comparable to the humility of his brother. Jacob addressed Esau as “my lord,” while Esau answered him as “my brother.”