On the whole, the psychological work of the last quarter of the nineteenth century emphasized the study of consciousness to the neglect of the total life of intellect and character

The restriction of studies of human intellect and character to studies of conscious states was not without influence on a scientific studies of animal psychology.

Whatever exists at all exists in some amount. To know it thoroughly involves knowing its quantity as well as its quality.

The real difference between a man's scientific judgments about himself and the judgment of others about him is he has added sources of knowledge.

On the whole, the psychological work of the last quarter of the nineteenth century emphasized the study of consciousness to the neglect of the total life of intellect and character

Human education is concerned with certain changes in the intellects, characters and behavior of men, its problems being roughly included under these four topics: Aims, materials, means and methods.

Dogs get lost hundreds of times and no one ever notices it or sends an account of it to a scientific magazine.