-- Eh, hey, who are you?! And why are you climbing in through the window?
- What? What "window" are you talking about??? Oh, the window... No, I don't climb through windows. I was just passing by! And then some cat appeared, I think... It jumped out suddenly... I didn't even have time to understand where it came from... It almost knocked me off my feet, the little rascal...
-- a stranger's hand reaches for his belt...
Ничто не возникает из ничего и ничто не пропадает бесследно.
Если где-то чего-то убудет, то в другом месте добавится.
(Закон сохранения).