Thoreau writes in his journal:
I awoke this morning to infinite regret. In my dream I had been riding, but the horses bit each other and occasioned endless trouble and anxiety, and it was my employment to hold their heads apart. Next I sailed over the sea in a small vessel such as the Northmen used, as it were to the Bay of Fundy, and thence overland I sailed, still over the shallows about the sources of rivers toward the deeper channel of a stream which emptied into the Gulf beyond . . .