The fact that tradition hinders the individual savage from thinking logically by no means proves that he cannot think logically.

Heredity provides for the modification of its own machinery.

The fact that tradition hinders the individual savage from thinking logically by no means proves that he cannot think logically.

The prehistorical and primitive period represents the true infancy of the mind.

The development of the meaning attaching to the personal self, the conscious being, is the subject matter of the history of psychology.

The reason of the close concurrence between the individuals progress and that of the race appears, therefore, when we remember the dependence of each upon the other.

In the first place, Descartes stands for the most explicit and uncompromising dualism between mind and matter.