I remember walking the dog one day, I saw a car full of teenage girls, and one of them rolled down the window and yelled, 'Marc Jacobs!' in a French accent.

I think scent is sensual. I guess evoking a mood or a spirit is key, and I think with the women's fragrances we have evoked different types, moods or sensibilities of a woman - whether it's Daisy with the sweetness and the innocence or Lola which is more provocative, sexy and sultry.

The Louis Vuitton woman is more about a quality - a quality within some women that needs to come forward, to be noticed and recognised.

I've learned a lot about doing accessories and making shoes and handbags. I don't think my perspective has really changed. The subtlety of understanding yarns, what makes a fabric what it is - I've learned technical skills and more about the craft.

A location-aware tablet will let us use what's called geodesign to compose participatory, what-if scenarios onsite, using maps that several people can share - something we could always do with paper but that's been a challenge with digital maps in the field.

You really can't spend money on social media unless you really try. Social media is really more about effort than expense.

We have the largest digital design studio in the world.

The great growling engine of change - technology.