There is a tradition of opposition between adherents of induction and of deduction. In my view it would be just as sensible for the two ends of a worm to quarrel.

Common sense is genius in homespun.

It belongs to the self-respect of intellect to pursue every tangle of thought to its final unravelment.

I always feel that I have two duties to perform with a parting guest: one, to see that he doesn't forget anything that is his; the other, to see that he doesn't take anything that is mine.

All practical teachers know that education is a patient process of mastery of details, minute by minute, hour by hour, day by day.

Human life is driven forward by its dim apprehension of notions too general for its existing language.

Culture is activity of thought, and receptiveness to beauty and humane feeling. Scraps of information have nothing to do with it. A merely well informed man is the most useless bore on God's earth.