Schopenhauer established a philosophical system of irrationalism, which set will to live as its substance, and initiated an ideological trend of humanism.

叔本华建立了以生存意志为本体的非理性主义的哲学体系，开创了人本主义的哲学思潮。

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The common inadequacy of traditional rationalism and irrationalism lies in the their ignorance of the fact that man is an "integrated man" with an integration of the rational and irrational.

传统理性主义与非理性主义的共同缺失在于没有认识到：人是理性与非理性相统一的“完整的人”；

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Contemporary nihilism as a species of irrationalism has its inner relation with modern rationalism.

作为一种非理性主义的现代虚无主义，与近代唯理主义有内在联系。

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But, we must be careful when using the slippery slope argument that it doesn't become a disguised form of "moral relativism" or irrationalism.

CENTERFORSECURITYPOLICY: Center For Security Policy

Ultimately then, the all-out assault waged by Dawkins and his fellow travelers against the forces of superstition and irrationalism may be thwarted as much by birth rates as beliefs.

CNN: The rise of the 'New Atheists'