We rarely recognize the extent in which our conscious estimates of what is worth while and what is not, are due to standards of which we are not conscious at all.

Education must be understood as growth, or the facilitation of growth.

There's all the difference in the world between having something to say, and having to say something.

It science involves an intelligent and persistent endeavor to revise current beliefs so as to weed out what is erroneous, to add to their accuracy, and, above all, to give them such shape that the dependencies of the various facts upon one another may be as obvious as possible.

Forty years spent in wandering in a wilderness like that of the present is not a sad fate - unless one attempts to make himself believe that the wilderness is after all itself the promised land.

To have an idea of a thing is not just to get certain sensations from it. It is to be able to respond to the thing in view of its place in an inclusive scheme of action; it is to foresee the drift and probable consequence of the action of the thing upon us and of our action upon it.

For one man who thanks God that he is not as other men there are a thousand to offer thanks that they are as other men, sufficiently as others are to escape attention.