the branches of a tree and his drawing-room chair, and should I deprive this boy of that privilege because I, as a grown-up man, am barred from it?" What is surprising is to notice the same headmaster's approbation of the boys' studying botany. He believes in an impersonal knowledge of the tree because that is science, but not in a personal experience of it. This growth of experience leads to forming instinct, which is the result of nature's own method of instruction. The boys of my school have acquired instinctive knowledge of the physiognomy of the tree. By the least touch they know where they can find a foothold upon an apparently inhospitable trunk; they know how far they can take liberty with the branches, how to distribute their bodies' weight so as to make themselves least burdensome to branchlets. My boys are able to make the best possible use of the tree in the matter of gathering fruits, taking rest and hiding from undesirable pursuers. I myself was brought up in a cultured home in a town, and as far as my personal behaviour goes I have been obliged to act all through my life as if I were born in a world where there are no trees. Therefore I consider it as a part of education for my boys to let them fully realize that they are