ence on my thoughts and actions, that it would be very difficult to understand this book if I did not begin by giving the key to its meaning.
Various observations have enabled me to perceive that man is made up of a soul and an animal. These two beings are quite distinct, but they are so dovetailed one into the other, or upon the other, that the soul must, if we would make the distinction between them, possess a certain superiority over the animal.
I have it from an old professor (and this is as long ago as I can remember), that Plato used to call matter the other. This is all very well; but I prefer giving this name par excellence to the animal which is joined to our soul. This substance it is which is really the other, and which plays such strange tricks upon us. It is easy enough to see, in a sort of general way, that man is twofold. But this, they say, is
