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They are immature, speculative, filled with controversies. Nor have we any certain assurance that they will ever grow into robust manhood, no matter what care we lavish upon them.... Those of us who are concerned with the social sciences... are engaged in an uncertain enterprise; perhaps we shall win no great treasures for mankind. But certainly it is our task to work out this lead with all the intelligence and the energy we possess until its richness or sterility be demonstrated. (en) |
