The thing of which the act of perception is the perception is experienced as something not mental.

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.

When we come to images or memories or thoughts, speculation, while always closely related to practice, is more explicit, and it is in fact not immediately obvious that such processes can be described in any sense as practical.

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

Curiosity begins as an act of tearing to pieces or analysis.

But unfortunately Locke treated ideas of reflection as if they were another class of objects of contemplation beside ideas of sensation.

We cannot therefore say that mental acts contain a cognitive as well as a conative element.