You are the only sort of man in whose existence I see much hope for in this deplorable world.

You see, wire telegraph is a kind of a very, very long cat. You pull his tail in New York and his head is meowing in Los Angeles. Do you understand this? And radio operates exactly the same way: you send signals here, they receive them there. The only difference is that there is no cat.

You should try to remember that a dedicated teacher is a valuable messenger from the past, and can be an escort to your future.

You, who have gotten under the skin of so many people and, indeed, of humanity, have had no occasion to slip under mine.