#assumption

Begin challenging your assumptions. Your assumptions are the windows on the world. Scrub them off every once in awhile or the light won't come in. ↗

— Alan Alda

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#awhile #begin #challenging #come #every

Euclid taught me that without assumptions there is no proof. Therefore, in any argument, examine the assumptions. ↗

— E. T. Bell

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#argument #assumptions #euclid #examine #me