I think life matters because it gives meaning to the universe. Without life, the universe is devoid of meaning. We aren't the universe, but we are a vital part of it, we are what gives this universe meaning.

I believe a key issue is this newfound ability to hide behind our screens, which gives a false sense of impunity, allowing people to express themselves without restraint. The more time we spend glued to our screens, the less we engage in meaningful, real-world exchanges.

When you first go to war as a young guy, it's almost like you want to get into combat. Quickly though, you realise that these are real people! You have to bring the human element to the fore. At first it was let's go to war… then it was let's do the right thing… and then it was why are we even doing this?

To be a happy human being, we must each have an extraordinary life and an ordinary life. We need both to be connected and happy. We were born to find what we can be extraordinary at, alongside leading our ordinary lives. The important thing is to find both lives and hold onto them.

Money is not my first priority – I have always pursued what I am passionate about whether that will make me money or not, my fascination is learning and discovery more than being rich and powerful.