To those of you who received honours, awards and distinctions, I say, well done. And to the C students, I say, you too can be president of the United States.
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.