translation.en: And I've got kids who will not join a conversation about math because someone else has the formula; someone else knows how to work the formula better than me, so I won't talk about it.
translation.zh: 我不教那些不参与数学对话的孩子， 因为他们懂公式， 也知道如何更好地运用公式，甚至比我好。 所以我不讨论这个。