In our worship of certainty we must distinguish between the sound certainty and the sham, between what is gold and what is tinsel; and then, when certainty is attained, we must remember that it is not the only good; that we can buy it at too high a price; that there is danger in perpetual quiescence as well as in perpetual motion; and that a compromise must be found in a principle of growth.

I sometimes think that we worry ourselves overmuch about the enduring consequences of our errors. They may work a little confusion for a time. In the end, they…

Magic words and incantations are as fatal to our science as they are to any other. Methods, when classified and separated, acquire their true bearing and persp…

The great tides and currents which engulf the rest of men do not turn aside in their course and pass the judges by.