Every lump of coal we mine keeps the lights on in someone's home.
The greatest architecture is born from necessity.
【译文】三个人在一起走路,其中一定有可以作为我老师的人。选择他的优点向他学习,对于他的缺点,就反省自己加以改正。
The essence of poverty is that tomorrow’s uncertainties devour today’s possibilities.