Kilian Hennessy is an entrepreneur and founder of By Kilian , an eco-luxe perfume brand based in Paris.

What are the rules, if any, in the way you dress?

No rules but only using black, white, grey, and navy.

Please describe your style in three words.

Chic, conservative, contemporary.

What is the biggest mistake one can make when getting dressed?

Not knowing what looks good on oneself.

Do you believe in role models?

No.

What are your favourite fabrics?

Cashmere, denim, cotton.

Are there any style combinations that you object to?

SO many!!!

Which city has the best-dressed men?

Milan.

Would you say that you are conservative or bold?

Conservative.

Celebrities and style...

Is sometimes an oxymoron.

One garment/accessory that you can never have enough of?

Shoes.

A man should always look...

Elegant!

Who taught you what you know about style?

No one really… just observing.

How do you select your clothing every morning?

My options are limited: black jeans, black jacket, black shoes and either a white, black or grey shirt!

What is your biggest regret?

I don’t live in the past so I don’t have any!

The three essential things a man should know about style are...

Shoes, ties and fragrances say who you are: invest in them! Never wear white socks. Dress according to your body type.

Do you have any shopping rituals?

Not really; I just have my favourite shopping places.

We will never see you wearing...

A lot of things! Loud colours and current trends.

The most stylish person you have ever seen?

My grandfather, Kilian Hennessy.

What is the first thing you notice on a man?

His allure.

The one image that defined your approach to style...

Sean Connery playing at the casino in “Dr. No”, the first James Bond film.

Which new designers do you follow and why?

Tom Ford and Riccardo Tisci.

The only article of clothing that a man needs to pay close attention to is...

His shoes.

What are the most treasured items in your wardrobe?

My Berluti collection.

Is comfort an enemy of style?

Not at all!

Which designer never fails to impress you?

Tom Ford.

Who would you like to see next in My style?

My dear friend and talented interior designer, Chahan Minassian.

The best word of advice you have ever heard?

You have to feel powerful and sexy in your clothes.