Apart from people and animals, who says movies are not educational? They teach us valuable information like - follow me closely here - what causes old people to climb stairs. There are so many instances in a lifetime when the answer to this question can make the difference between life and death. In case there are actual people out there in whose life the above question did make a difference, I hope it's in favour of death! The correct answer to that question is, "I don't know" but it doesn't matter because our filmmakers are relentless in proving that 'love' is the answer. Whatever be the que....