In other words, the vital force liberated by the digestion of the food seeks an issue now in this way and now in that, through every variety of mental and bodily action.

Of course, to arrange and systematize these actions, to establish the true relations between all these various faculties and powers, and to regulate the obligations and duties by which the exercise of them should be limited and controlled, is a work of time, and is to be effected, not by the operation of any instinct or early intuition, but by a course of development--effected mainly by the progress of growth and experience, though it is to be aided and guided by assiduous but gentle training and instruction.
If these views are correct, we can safely draw from them the following conclusions.
_Practical Conclusions_.
1.

We must not expect from children that they will from the beginning understand and feel the obligation to speak the truth, any more than we look for a recognition, on their part, of the various other principles of duty which arise from the relations of man to man in the social state.

We do not expect that two babies creeping upon the floor towards the same plaything should each feel instinctively impelled to grant the other the use of it half of the time.

Children must be taught to tell the truth, just as they must be taught the principles of justice and equal rights.