"To give the theory plenty of 'rope' and see if it hangs itself eventually is better tactics than to choke it off at the outset b abstract accusations of self-contradiction"

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Don't preach too much to your pupils or abound in good talk in the abstract. Lie in wait rather for the practical opportunities, be prompt to seize those as they pass, and thus at one operation get your pupils both to think, to feel, and to do.

— William James