It is our attitude at the beginning of a difficult task which, more than anything else, will affect its successful outcome.

A great many people think they are thinking when they are merely rearranging their prejudices.

Man alone of all the creatures of earth can change his own pattern. Man alone is the architect of his own destiny.

The first lecture in psychology that I ever heard was the first I ever gave.

Tell him to live by yes and no - yes to everything good, no to everything bad.

Whilst part of what we perceive comes through our senses from the object before us, another part (and it may be the larger part) always comes out of our own mind.

To know psychology, therefore, is absolutely no guarantee that we shall be good teacher.