Here comes Newtons 5th law: Every book continues to be in a state of rest or Covered with dust until and unless an internal or external semester exams appear.
Three ways to catch a Tiger. 1 Newtons law: Allow d tiger to catch u; then u catch the Tiger. 2 Veerappans law: Kidnap tigers wife and ask the Tiger to Surrender. 3 Police Method: Catch a Cat n Beat it until it agrees that its a TIGER!