... 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.

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

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

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.

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.

Desire then is the invasion of the whole self by the wish, which, as it invades, sets going more and more of the psychical processes; but at the same time, so long as it remains desire, does not succeed in getting possession of the self.