he cursed himself for not having had the foresight to pack a powerful torch in his kit : earlier , he had romanticized the idea of being alone in the woods after the sun had set , at one with nature and the night , somehow imagining that he alone in the twilight world would still be able to see - the landscape perhaps appearing before him in the grainy monochrome that appears to be the norm for documentary makers of nocturnal misdoing , or in adventure movies where the hero is fortunate enough to be equipped with night vision sights .