we can even conceive that its entire past is virtually indicated in its consciousness; but this past does not interest the animal enough to detach it from the fascinating present, and its recognition must be rather lived than thought. To call up the past in the form of an image, we must be able to withdraw ourselves from the action of the moment, we must have the power to value the useless, we must have the will to dream. Man alone is capable of such an effort. But even in him the past to which he returns is fugitive, ever on the point of escaping him, as though his backward turning memory were thwarted by the other, more natural, memory, of which the forward movement bears him on to action and to life.
When psychologists talk of recollection as of a fold in a material, as of an impress graven deeperBut true representative memory records every moments of duration, each unique, and not to be repeated. by repetition, they forget that the immense majority of our memories bear upon events and details of our life of which the essence is to have a date, and consequently to be incapable of being repeated. The memories which we acquire voluntarily by repetition are rare and exceptional. On the contrary, the recording, by memory, of facts and images unique in their kind takes place at every moment of duration. But inasmuch as learnt memories are more useful, they are more remarked. And as the acquisition of these memories by a repetition of the same effort resembles the well-known process
