Michael is a lifelong entrepreneur who has had his measure of good and bad luck.

Not so long ago, he lost US$15m in cash and a thriving business, yet even with this experience, he is one of the most upbeat and positive people I have interviewed.

He shares his insights into how to grow a business and stay sane in the mad world of being an entrepreneur.

Christine Gonsalves is an entrepreneur and writer with a legal background who believes she's never had bad luck.

Christine has had many careers and loves to take risks: "taking risks makes you lucky."

Starting her career as a defense lawyer, and having an idealistic idea of protecting the wrongly accused, she soon discovered the reality of the profession was far from the perfect purpose-driven career path.

Simon Squibb interviews Daniel Grant and explores how luck has played a role in his life and why he and many others never fell totally happy with what they have got.