[T]he sciences always studied with keenest interest are those in a state of progress and uncertainty: absolute certainty and absolute completion woul… - Sir William Hamilton, 9th Baronet

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[T]he sciences always studied with keenest interest are those in a state of progress and uncertainty: absolute certainty and absolute completion would be the paralysis of any study; and the last worst calamity that could befall man... would be that full and final possession of speculative truth, which he now vainly anticipates as the consummation of his intellectual happiness.