The only limits that exist are the ones you place on yourself.
"We are all in the gutter, but some of us are looking at the stars."
如果你问一个经济学家,什么驱动着经济增长,他定会提出一些慎重的意见作为答复——农业机械化、大规模生产,诸如此类。但问题是,我们的社会组织不是靠这些事情建立起来的。
The conversation about coal must move beyond 'pro' or 'anti'—we need solutions, not slogans.