求翻译：而思维模式的变革又主要着重于两方面，一个是建立理性精神，一个是发扬自由精神。五四提出的“科学和民主”底下其实是理性和自由，没有理性，科学就丧失了科学精神，变成了另一种迷信；没有自由，民主就变成了“为民作主”，即另一种专制。是什么意思？

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And transformation of mode of thinking is mainly focused on two areas, one is the establishment of rational spirit, one is fostering a spirit of freedom. May Fourth, "Science and democracy" is actually under a rational and free, there is no rational, science would have lost the spirit of science, be