Peter Drucker’s great unpublished quote

As I remember it:

My colleague on CIO magazine at the time, Chris Koch, called to request an interview with Peter Drucker. His office asked Chris to send the request via fax. (Really.) So Chris wrote it up and sent the fax. His phone rang almost immediately. It was Drucker, calling to say he was too busy to do the interview – his exact words were 

I don’t even have time to go to the bathroom.