Essays Towards a Theory of Knowledge is a classic philosophy essay collection by Alexander Philip containing these titles: Time and periodicity -- The origin of physical concepts -- The two typical theories of knowledge -- The doctrine of energy. When we find Science, which has done so much and promised so much for the happiness of mankind, devoting so large a proportion of its resources to the destruction of human life, we are prone to ask despairingly--Is this the end? If not; how are we to discover and assure for stricken Humanity the vision and the possession of a Better Land?