The most difficult decision I had to make while packing for a weekend in Old Delhi, was what sort of attitude I ought to carry with me to this contigu­ous yet discrete part of the capital city. Many travellers have written about how home can only be un­derstood once one leaves it for the world and how the world becomes known to us through what we find familiar in it. But who would ad­vise me about &lsquotravelling&rsquo to a part of the city that I had been flitting in and out of for years