As CEOs or board members, women are still underrepresented, and that gap is actually growing.

Not only do we need more women in the technology sector, we also clearly need to refocus energy on improving gender equality in the global economy.

If you look around Booking.com, it's a very gender-balanced company.

I think companies need to take more ownership over the gender gap themselves because if everybody does that, then overall, it will improve.

The basic thing with adventure medicine or extreme medicine is that you are going to places where humans don't belong and people will certainly get into trouble.

Growing up in the '60s and early '70s, with the space flight and the Apollo program, I always loved planes. I always loved rockets and I always loved space travel.

In our era, the road to holiness necessarily passes through the world of action.

In the business world today, failure is apparently not an option. We need to change this attitude toward failure - and celebrate the idea that only by falling on our collective business faces do we learn enough to succeed down the road.