Joan Collins

Doing 20 minutes of stretching, light weights and floor exercises three times a week takes the same amount of time as a long coffee break - and eating a tuna fish salad, sardines on toast or scrambled eggs is surely preferable to a Big Mac or KFC.

We live in a quick-fix society where we need instant gratification for everything. Too fat? Get lipo-sucked. Stringy hair? Glue on extensions. Wrinkles and lines? Head to the beauty shop for a pot of the latest miracle skin stuff. It's all a beautiful £1 billion con foisted upon insecure women by canny cosmetic conglomerates.

Embrace yourself and do what you can to look and feel your best. Don't put on so many fashion trends that create a ridiculous style statement. Pick and choose what feels good, and flatters your own body.

Startups need to focus on building a foundation for their company culture early, and then they need to revisit it often. Every time a hire is made, a feature is launched, a Facebook status is updated, a press interview is given, a round of financing is raised, or a meeting is held, culture should be part of the decision-making process.