A man working in a big Multi National Company dialed the kitchen and
shouted into the phone:-

"Get me a cup of coffee, quickly!"

The voice from the other side responded: "You fool!
You've dialed the wrong extension! Do you know who you're talking to?"

"No" replied the trainee.

"It's the Managing Director of the company, you idiot!"

The trainee shouted back:
"And do you know who YOU are talking to, you IDIOT?"

"No!" replied the Managing Director angrily.

"Thank God!" replied the man and put down the phone .......