Every body continues in its state of rest, or of uniform motion in a right line, unless it is compelled to change that state by forces impressed upon it.
作为研究者最重要的资质是好奇心和忍耐力。
大陆漂移的第一个概念早在1910年就出现在我脑海中,当时我在看世界地图,受到大西洋两岸海岸线吻合的直接印象影响。