This posting is chapter two of the 3rd edition of my book, "Judaism and Vegetarianism."
While our teacher Moses was tending the flock of Jethro in the wilderness, a kid ran away from him. He ran after the kid until it reached Hasuah. Upon reaching Hasuah, the kid came upon a body of water and began to drink. When Moses reached him he said, “I did not know that you were running because [you were] thirsty. You must be tired.” He placed the kid on his shoulder and began to walk. The Holy One, blessed be He, said, “You are compassionate in leading flocks ...