Arthur Koestler Quotes: The discoveries of yesterday are the truisms of tomorrow, because we can add to our knowledge but cannot subtract from ...

The discoveries of yesterday are the truisms of tomorrow, because we can add to our knowledge but cannot subtract from it. (Arthur Koestler)

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Arthur Koestler Quotes: The discoveries of yesterday are the truisms of tomorrow, because we can add to our knowledge but cannot subtract from it.

Arthur Koestler Quotes: The discoveries of yesterday are the truisms of tomorrow, because we can add to our knowledge but cannot subtract from it.

Arthur Koestler Quotes: The discoveries of yesterday are the truisms of tomorrow, because we can add to our knowledge but cannot subtract from it.

Arthur Koestler Quotes: The discoveries of yesterday are the truisms of tomorrow, because we can add to our knowledge but cannot subtract from it.

Arthur Koestler Quotes: The discoveries of yesterday are the truisms of tomorrow, because we can add to our knowledge but cannot subtract from it.

Arthur Koestler Quotes: The discoveries of yesterday are the truisms of tomorrow, because we can add to our knowledge but cannot subtract from it.

Arthur Koestler Quotes: The discoveries of yesterday are the truisms of tomorrow, because we can add to our knowledge but cannot subtract from it.

Arthur Koestler Quotes: The discoveries of yesterday are the truisms of tomorrow, because we can add to our knowledge but cannot subtract from it.

Arthur Koestler Quotes: The discoveries of yesterday are the truisms of tomorrow, because we can add to our knowledge but cannot subtract from it.

Arthur Koestler Quotes: The discoveries of yesterday are the truisms of tomorrow, because we can add to our knowledge but cannot subtract from it.

Arthur Koestler Quotes: The discoveries of yesterday are the truisms of tomorrow, because we can add to our knowledge but cannot subtract from it.

Arthur Koestler Quotes: The discoveries of yesterday are the truisms of tomorrow, because we can add to our knowledge but cannot subtract from it.

Arthur Koestler Quotes: The discoveries of yesterday are the truisms of tomorrow, because we can add to our knowledge but cannot subtract from it.

Arthur Koestler Quotes: The discoveries of yesterday are the truisms of tomorrow, because we can add to our knowledge but cannot subtract from it.

Arthur Koestler Quotes: The discoveries of yesterday are the truisms of tomorrow, because we can add to our knowledge but cannot subtract from it.