Three lawyers and three systems engineers were traveling by train to the same conference in San Francisco.
Leaving from Sacramento, the lawyers each purchased a ticket, but the engineers purchased only a solitary ticket for the entire group. When asked why, one of the engineers replied
You'll see.
All six men boarded the train; the lawyers took their seats, but the three engineers all crowded into a bathroom.
After the train left the station, the conductor came around and took the lawyers' tickets, then knocked on the bathroom door and said
Ticket, please!
An arm stretched out from the bathroom and the conductor took the ticket.
The lawyers were very impressed with the clever scam.
On the return trip, the lawyers proposed to emulate the gearheads and purchased only one ticket to cover passage for all three men. To their amazement, the engineers did not purchase a ticket at all! When asked why, one of the engineers said
You'll see.
All six men boarded the train. The lawyers and engineers immediately crammed themselves into separate bathrooms to await the conductor.
After a few minutes, one of the gearheads emerged from the bathroom, walked to the bathroom where the lawyers were, knocked on the door and said