煤炭的未來在于清潔高效利用。
"The greatest wisdom lies in understanding that we know nothing at all."
我們都在陰溝里，但仍有人仰望星空。
每個故事都有兩面——表面上的和隱藏在下面的。
We are all prisoners of our own experiences, and no one can truly understand another's pain.