地理学是研究地方的科学。它的视野宏大，视角全景。
我们今天所做的每一个决定都会在未来海洋中产生涟漪效应。
The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.
Every nanometer advancement in manufacturing process represents the hard work of countless engineers.