在《血字的研究》一书中,大侦探福尔摩斯的形象是这样的:他从不涉及文学、哲学和政治等方面,他甚至不知道地球是绕着太阳跑还是绕着月亮跑。对此,福尔摩斯是这样解释的:“这没什么可惊讶的,即使我了解这些知识,也会尽力将它们忘掉,人的脑子就像是一间空置的小阁楼,我们应该有选择性地往里面放家具,假如把知识往脑子里乱塞的话,那么一些原本有用的知 In ”The Study of Blood Words,“ the image of Sherlock Holmes is this: He never deals with literature, philosophy and politics, and he does not even know whether the earth runs around the sun or the moon. To this, Holmes explained it this way: ”It’s no surprise that even if I understand this knowledge, I will try my best to forget them. The human mind is like a vacant little loft. We should selectively Put furniture inside, if the knowledge into the brain chaos, then some of the original useful