我们所有在自然科学方面的雄心壮志，似乎都植根于野兽般的动物直觉。
It seems that all our scientific ambitions everything is based on brute animal instinct.
具体地说，人和动物都是靠扫一眼，就凭直觉，或者悟性估计出物体的数量。
Specifically, people and animals subitize, or perceive and estimate the number of objects by glance.
由于已经花了几个世纪研究光的推动能力，物理学家们的直觉意识到会有一种光束能够拉动物体。
A beam of light that can pull is counterintuitive to physicists, who have spent centuries studying light's ability to push.
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