"Children learn many principles of natural law at a very early age. For example: they learn that when one child has picked up an apple or a flower, it is his, and that his associates must not take it from him against his will."
"The mental capacity of a person to make reasonable contracts, is the only criterion, by which to determine his legal capacity to make obligatory contracts. And his mental capacity to make reasonable contracts is certainly not to be determined by the fact that he is, or is not, twenty-one years of age."
