We are to study the mind and its education; but how? It is easy to understandhow we may investigate the great world of material things about us; for wecan see it, touch it, weigh it, or measure it. But how are we to discover thenature of the mind, or come to know the processes by which consciousnessworks? For mind is intangible; we cannot see it, feel it, taste it, or handle it.Mind belongs not to the realm of matter which is known to the senses,...