人生是连续的选择。
混凝土是我们时代的大理石,一种民主的材料。
The mind is the organ of biological intelligence.
The truth is, I don't know what I'm doing most of the time, but I do it anyway.
如果你一直在学习,你就会拥有巨大的优势。
Coal has been the backbone of industry, and with innovation, it can continue to be.