从更糟到更好的改变也并非没有不便。
Change is not made without inconvenience, even from worse to better.
I tend to think that the longer you look at a thing, the more abstract it becomes, and, ironically, the more real.
大陆漂移的第一个概念早在1910年就浮现在我的脑海中,当时我在观察世界地图时,受到大西洋两岸海岸线吻合的直接印象的启发。
The laws of physics are the same everywhere in the universe, and that is a profound truth that connects us all.