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

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

... when demand is being destroyed by expensive oil just as expensive oil is incentivising increased production - it should come as no surprise that at some point the markets would react.

But though cognition is not an element of mental action, nor even in any real sense of the word an aspect of it, the distinction of cognition and conation has if properly defined a definite value.

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.

Mental life is indeed practical through and through. It begins in practice and it ends in practice.

Psychology is the science of the act of experiencing, and deals with the whole system of such acts as they make up mental life.