The notion of superhumans is using bioengineering and artificial intelligence to upgrade human abilities. If they use the power to change themselves, to change their own minds, their own desires, then we have no idea what they will want to do.

Traditionally, life has been divided into two main parts: a period of learning followed by a period of working. Very soon, this traditional model will become utterly obsolete, and the only way for humans to stay in the game will be to keep learning throughout their lives and to reinvent themselves repeatedly.

I grew up in a small industrial suburb of Haifa in Israel. As far back as I remember, I was interested in big questions. Who are we? What are we doing here? But the chances to discuss philosophy were quite thin on the ground.

Since the beginning of the computer age, there has been immense development in computer intelligence but exactly zero development in computer consciousness.

None of us feels the true love of God till we realize how wicked we are. But you can't teach people that - they have to learn by experience.

So during those first moments of the day, which are yours and yours alone, you can circumvent these boundaries and concentrate fully on spiritual matters. And this gives you the opportunity to plan the time management of the entire day.

Our world is limited by the machinery we carry. It's very different to the 18th and 19th century Enlightenment scientists who were mostly men of God and thought it was their quest to uncover God's great plan.

I believe that the 'dark night of the soul' is a common spiritual experience. I believe, too, that the answer is continued seeking and perseverance. It helps to know that others have endured a loss of faith.