534 LECTURE XX.
whole series of vital phenomena, and to show how the lowest formations may serve to explain the history of the most perfect and complex parts.
I have in the course of these lectures, gentlemen, developed to you as completely as it was possible for me here to do, the principles by means of which alone it is, according to my experience, possible to come to any correct decision in the case of pathological processes. I heartily thank you for the lively interest which you have testified to me up to the last moment. I perfectly know how to appreciate the fact that men like you, whose time is taken up by such manifold labours, still retain a taste for discussions of this kind, and I only wish that many a useful view of recent date may have been rendered more intelligible to you by these lectures, and that the facts I have laid before you may furnish you with recollections which may prove of service in your practice.
