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Better know nothing than half-know many things.

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Ultimately, nobody can get more out of things, including books, than he already knows.

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The man of knowledge must be able not only to love his enemies but also to hate his friends.

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Human nature has nevertheless been changed by the ever new appearance of these teachers of the purpose of existence: It now has one additional need—th...more

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Our treasure lies in the beehive of our knowledge. We are perpetually on the way thither, being by nature winged insects and honey gatherers of the mi...more

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To the man of science, on his unassuming and laborious travels, which must often enough be journeys through the desert, there appear those glittering ...more

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The drive to knowledge has become too strong for us to be able to want happiness without knowledge or of a strong, firmly rooted delusion; even to ima...more

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To become what one is, one must not have the faintest notion of what one is... The whole surface of consciousness - for consciousness -is- a surface -...more

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One thing a man must have: either a naturally light disposition or a disposition lightened by art and knowledge.

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It is true, there could be a metaphysical world; the absolute possibility of it is hardly to be disputed. We behold all things through the human head ...more

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We are unknown to ourselves, we men of knowledge - and with good reason. We have never sought ourselves - how could it happen that we should ever find...more

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There is only a perspective seeing, only a perspective "knowing"; and the more affects we allow to speak about one thing, the more eyes, different eye...more

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Knowledge kills action action requires the veils of illusion.

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It is not the victory of science that distinguishes our nineteenth century, but the victory of scientific method over science.

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As yet hath his knowledge not learned to smile, and to be without jealously ; as yet hath his gushing passion not become calm in beauty.