The beauty of science lies in its ability to explain the natural world.
True understanding in science comes from connecting seemingly unrelated dots.
古代著书立说的人,都是有所为而为之,不是随便写写的。
如果拜登当选,你将要付7元、8元、9元。
"Leadership is not about titles, positions, or flowcharts. It is about one life influencing another."