Any bus that can be the wrong bus will be the wrong bus.

Related:

• The bus that left the stop just before you got there is your bus.
  John...
• Bus schedules are arranged so your bus will arrive at the transfer point precisely one minute after the connecting bus has left.
  John...
• If you anticipate bus delays by leaving your house thirty minutes early,
  your bus will arrive as soon as you reach the bus stop...
• The amount of time you have to wait for a bus is directly proportional to the inclemency of the weather.
  John...
• Everyone wants a bus service to their door,
  but no one wants a bus service in their street...
• The last rush-hour express bus to your neighborhood leaves five minutes before you get off work.
  John...
• Bus drivers come early and pull out
  on time...
• Before God and the bus driver we are all
  equal...