I am the last man in the world to say that the succor which is given us from America is not in itself something to rejoice at greatly. But I also say that I can see more in the knowledge that America is going to win a right to be at the conference table when the terms of peace are discussed. . . . It would have been a tragedy for mankind if America had not been there, and there with all her influence and power.
Whoever wishes to acquire a deep acquaintance with Nature must observe that there are analogies which connect whole branches of science in a parallel manner, and enable us to infer of one class of phenomena what we know of another. It has thus happened on several occasions that the discovery of an unsuspected analogy between two branches of knowledge has been the starting point for a rapid course of discovery.