translation.en: I think that in order to address that question, we have to step back and think about how we've understood and pondered both the problems and the solutions to these great social challenges that we face.
translation.zh: 我想，为了解决这个问题 我们要先退一步想想 我们是如何理解和考虑 我们面临的种种社会难题 以及对应的解决方案