A rational man does anything in the right time.

一个理性的男人，总在正确的时间做正确的事。

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The rational man will have the intellectual virtues of wisdom, intelligence and prudence and the character virtues of, for example, liberality and temperance.

一个理性的人将具备智慧、聪明、审慎等理智品德，以及诸如胸襟开阔、节制等个性品德。

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One must know the distinction between a reasonable man and a rational man.

一个人必须知道合理和理性之间的差别。

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Doesn't Aristotle call man the rational animal, the being with logos, suggesting that all human beings have a desire for knowledge and the desire to cultivate their minds and live as free persons.

亚里士多德不是称人类为理性的动物吗，具有，Logos，的生物，并暗示所有的人类,都有求知欲,且想要陶冶他的身心,并过自由的生活。

耶鲁公开课 - 政治哲学导论课程节选

Such familiar figures as a messed-up clown (John Malkovich) and a hyper-rational man of science (Donald Pleasence) either suffer the torments of love or try to find the root of evil.

NEWYORKER: Shadows and Fog

Even the much-maligned figure of rational economic man, maximising his utility, is less an article of faith than an excuse to use calculus.

ECONOMIST: Economics focus

The classical theory of the rational, economic man would have him avoid risk and thereby avoid the coin flip.

FORBES: By Stephen Horan, PhD, CFA, CIPM