Sajon was aware that he didn't know everything. If Smudj was in the mood to teach him a thing or two, he wouldn't brush him away. He chuckled at the comment of being worse than beavers. "Believe it or not, when beavers create a dam, they form an environment that's suitable for many. The fish breed thus providing a renewable source of food for them and other wildlife." He gestured with a hand as he continued, "and the stones prevent the winds from snuffing out the lamps. This provides light for men to work through the night."