In and through the sympathetic instincts the soul grows in the direction of _love_.

In and through the aesthetic instincts the soul grows in the direction of _beauty_.

In and through the scientific instincts the soul grows in the direction of _truth_.

It is towards this triune goal that Nature herself is ever directing the growth of the growing child.

The significance of this conclusion will unfold itself as we proceed.
These instincts manifest themselves in various ways, but chiefly in the direction that they give to that very serious occupation of young children which we call play.