A Young Professor Plank

There is a story that once, not long after he came to Berlin, Planck forgot which room had been assigned to him for a lecture and stopped at the entrance office of the university to find out. Please tell me, he asked the elderly man in charge, 'In which room does Professor Planck lecture today?' The old man patted him on the shoulder 'Don't go there, young fellow,' he said 'You are much too young to understand the lectures of our learned Professor Planck'.

 One Who Can See in the Country of the Blind

"Why did you not come when I called you?" said the blind man. "Must you be led like a child? Cannot you hear the path as you walk?" Nunez laughed. "I can see it," he said. "There is no such word as see," said the blind man, after a pause. "Cease this folly and follow the sound of my feet." Nunez followed, a little annoyed. "My time will come," he said. "You'll learn," the blind man answered. "There is much to learn in the world." "Has no one told you, 'In the Country of the Blind the On...

 Using Someone Else as a Sounding Board for Debugging

A very simple but particularly useful technique for finding the cause of a problem is simply to explain it to someone else. the other person should look over your shoulder at the screen, and nod his or her head constantly (like a rubber duck: bobbing up and down in a bathtub). they do not need to say a word; the simple act of explaining, step by step, what the code is supposed to do often causes the problem to leap off the screen and announce itself.