Faced with destruction, the Jewish people survived.

ISIS is a terrorist entity whose barbarities have been condemned by all those who value our common humanity. In the current political climate, when hate crimes are rising and political rhetoric is increasingly divisive, this is all the more shocking.

Make space in your life for the things that matter, for family and friends, love and generosity, fun and joy. Without this, you will burn out in mid-career and wonder where your life went.

I do not want to suggest that you have to be religious to be moral.

Yom Kippur, the Day of Atonement, is the holy of holies of Jewish time. It is that rarest of phenomena, a Jewish festival without food. Instead it is a day of fasting and prayer, introspection and self-judgment when, collectively and repeatedly, we confess our sins and pray to be written into God's Book of Life.

The twenty-first century is, and will remain, the Age of Insecurity.

With wealth comes responsibility.