Answer:
"and this overload of stimulus could be altering the way their brains are getting wired."
You forgot to add a coma after the pause. <span>One Heartless Soul,another Pure.</span>
I think this will work:
There was only the churned water, filled with scantlings and torn branches of trees. ... It will send up the price of scantlings, and we was getting on too fast with them. About all the timber required to erect one of these houses is for joists, scantlings, and doors.