Feed the growing human being, feed him with the sort of experience for which from year to year he shows a natural craving, and he will develop in adult life a sounder sort of mental tissue, even though he may seem to be 'wasting' a great deal of his growing time, in the eyes of those for whom the only channels of learning are books and verbally communicated information.
William JamesThe transition from tenseness, self-responsibility, and worry, to equanimity, receptivity, and peace, is the most wonderful of all those shiftings of inner equilibrium, those changes of personal centre of energy, which I have analyzed so often; and the chief wonder of it is that it so often comes about, not by doing, but by simply relaxing and throwing the burden down.
William James