Related:

• Green light in a.m. for new projects. Red light in P.M. for traffic tickets.
• Green light in A.M. for new projects. Red light in P.M. for traffic tickets.
• And God typed M-x let-there-be-light.
• TRAFFIC LIGHT Apparatus that automatically turns red when your car approaches it.
• 1970's (New Math) A farmer exchanges a set P of potatoes with a set M of money.
  The cardinality of the set M is equal to $10 and each element of M is worth $...
• McKee's Law: When you're not in a hurry, the traffic light will turn green as soon as your vehicle comes to a complete stop.
• EMP /E-M-P/ See spam.
• The world ends at 8 P. M.... Film at 11.