"Basement?' Hamish cried, then glanced at his brother. 'You hear this fellow? He thinks we can just go on down to the furnace and start tinkering?' Angus laughed. 'He probably wouldn't care at all if the whole place went boom, he wouldn't.' At this the guard bristled and stood up even straighter. 'Now see here---' 'No, you see, my good man. Out here, see, we've got snow. So in there, I'd bet, you've got heat. And where there's heat there's gas; and where there's gas there's...' Angus trailed off while his brother said, 'boom."