Quite ironically, it uses the phrase "And that is obviously nonsense." which usually means that something contrasts our intuition, not that something is not tru

Quite ironically, it uses the phrase "And that is obviously nonsense." which usually means that something contrasts our intuition, not that something is not true! Be aware of the word "obviously"! (And "obvious nonsense" is nonsense, obviously!) Vide: - https://math.stackexchange.com/questions/151782/when-is-something-obvious https://math.stackexchange.com/questions/151782/when-is-some...