it 's not possible , '' and i 'd think back and say , `` well , you know cheapside was the market part of london , just like haymarket is here in boston , and so there was a lot of horses and 'cause of that , there was a lot of blacksmiths , and on deadly cold nights the smiths would let us curl up next to their forges for the night and the waning warmth of the forges was enough to keep us alive till the next day .