Dickens was working with the key assumption: of course everyone knew already that there were poor houses, horrible working conditions and debtors' prisons, these were obvious facts of early nineteen century life in England.

狄更斯的工作基于一个关键假设：当然，每个人都已经知道那里有简陋的房屋、恶劣的工作条件和债务人的监狱，这些都是 19 世纪初英国生活的明显事实。

Higher demand and supply normally means great business opportunities for everyone who chooses to participate, and it proves one of my key assumptions in today's world: it has become good business to invest in sustainable solutions.

对于选择参与的每个人来说， 更高的需求和供应通常意味着巨大的商机，这证明了我在当今世界的一个关键假设：投资可持续解决方案已成为一项好生意。