I took a beginner's class in perfumery this weekend with Rajeev Sheth of All Good Scents to get to the heart of what goes into making a perfume: accords and notes and how they play together to create scents that trigger memories of people, places - the ones we love and the ones that got away. Here's what makes this world of intrigue and mystery such a draw: A scent is a memory and emotion - you and I will NEVER experience a smell in the same way.
Read MoreFatima Bhutto on falling in love with Karachi
Karachi is a city of 16 million people. Or 18 million. Or 21 million. No one is really sure.
It is a monster city, a mega city.
Until 1960, it was Pakistan’s capital – the landing point for millions of refugees who moved with the fractured tide of Partition in 1947 and brought their families and their language, Urdu, to the erstwhile twin city of the Bombay Presidency. Exploding with refugees, within five years of Partition, it went from a coastal fishing town of around 4,00,000 citizens to a city with more than a million people.
Read MoreCities have personalities
Cities are not people. But, like people, cities have their own personalities: in some cases one city has many different personalities – there are a dozen Londons, a crowd of different New Yorks.
A city is a collection of lives and buildings, and it has identity and personality. Cities exist in location, and in time.