translation.en: That says to me, at least in rats -- and I think they have the same neurotransmitters that we do and a similar cortical architecture -- that play may be pretty important for our survival.
translation.zh: 这对我来说，最起码在老鼠里 -- 我想他们有着跟我们一样的神经传递系统 以及一个相似的皮质结构 -- 那说明了玩耍对我们的生存十分重要。