Throttle Jokes

Overheard in a restaurant last night:
An airline pilot with poor eyesight had managed to pass his periodic vision
exams by memorizing the eye charts beforehand. One year, though, his doctor
used a new chart that the pilot had never before seen. The pilot proceeded
to recite the old chart and the doctor realized that she'd been hoodwinked.
Well, the pilot proved to be nearly blind as a bat. But the doctor could
not contain her curiosity. "How is it that someone with your eyesight can
manage to pilot a plane at all? I mean, how for example do you taxi the
plane out to the runway?"
"Well," says the pilot, "it's really not very hard. All you have to do is
follow the instructions of the ground controller over the radio. And
besides, the landmarks have all become quite familiar to me over the years."
"I can understand that," replies the doctor. "But what about the take-off?"
"Again, a more...