The mental act of sensation which issues in reflex movement is so simple as to defy analysis.

An object is not first imagined or thought about and then expected or willed, but in being actively expected it is imagined as future and in being willed it is thought.

The perceptive act is a reaction of the mind upon the object of which it is the perception.

It may be added, to prevent misunderstanding, that when I speak of contemplated objects in this last phrase as objects of contemplation, the act of contemplation itself is of course an enjoyment.

Both expectations and memories are more than mere images founded on previous experience.

In the perception of a tree we can distinguish the act of experiencing, or perceiving, from the thing experienced, or perceived.

You can mark in desire the rising of the tide, as the appetite more and more invades the personality, appealing, as it does, not merely to the sensory side of the self, but to its ideal components as well.