Essential truth, the truth of the intellectualists, the truth with no one thinking it, is like the coat that fits tho no one has ever tried it on, like the music that no ear has listened to. It is less real, not more real, than the verified article; and to attribute a superior degree of glory to it seems little more than a piece of perverse abstraction-worship.

The great thing, then, in all education, is to make our nervous system our ally instead of our enemy.

There is no doubt that healthy-mindedness is inadequate as a philosophical doctrine, because the evil facts which it refuses positively to account for are a genuine portion of reality; and they may after all be the best key to life's significance, and possibly the only openers of our eyes to the deepest levels of truth.

Selection is the very keel on which our mental ship is built. And in this case of memory its utility is obvious. If we remembered everything, we should on most occasions be as ill off as if we remembered nothing.

Our acts of voluntary attending, as brief and fitful as they are, are nevertheless momentous and critical, determining us, as they do, to higher or lower destinies.

... no bell in us tolls to let us know for certain when truth is in our grasp.

An idea will infect another with its own emotional interest when they have become both associated together into any sort of a mental total.