Books are handy weapons to stave off blues - be it the dregs of the Sunday evening or a nasty bout of flu. When you are depressed, it takes herculean efforts to shake off the feeling. And I'm not even talking about the more severe, clinical form of depression. I can't get myself to pour myself a glass of water the day after Diwali; on Fridays on the other hand, I am the epitome of eternal sunshine. For such moody, dull days, these top 10 books are the surest way to dust a little sparkle in your life. 1) Three Men In A Boat (To Say Nothing of the Dog) : This is Jerome K. Jerome at his absolute best. It was published some 130 years back and is still capable of eliciting raucous laughter. It is the honest journal of three young, bumbling flatmates and their dog on a river cruise. Look out for some meandering, pedantic pages, but they offer some relief from the relentless humour. 2) James Herriot's Dog Stories : If you love animals (and dogs, in particular), t