Arthur Schuster Famous Quotes
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In the expressions we adopt to prescribe physical phenomena we necessarily hover between two extremes. We either have to choose a word which implies more than we can prove, or we have to use vague and general terms which hide the essential point, instead of bringing it out. The history of electrical theories furnishes a good example.
Even originally well-defined pencils of cathode rays from the Sun cannot reach the Earth. For Birkeland's theories to be correct, the existance of such cathode rays is clearly presupposed to be necessary ... and this assumption is untenable.
