我不是说唱歌手，我是一个美洲原住民的传奇。
The concept of a black hole firewall challenges our understanding of quantum mechanics and general relativity.
Coal has been the backbone of industrial progress, but its future must balance economic needs with environmental responsibility.
"The beauty of literature lies in its ability to connect people across time and space."
Efficiency in extraction isn't just good for profits; it's good for the planet.
Liberal democracy may constitute the "end point of mankind's ideological evolution" and the "final form of human government," and as such constituted the "end of history."