Parenthood involves massive sacrifice: money, attention, time and emotional energy.

If we are to negotiate the coming years safely, we may need a new kind of leadership. To put it more precisely, we need the rediscovery of an ancient kind of leadership that has rarely been given the prominence it deserves. I mean the leader as teacher.

If you want a free society, teach your children what oppression tastes like. Tell them how many miracles it takes to get from here to there. Above all, encourage them to ask questions. Teach them to think for themselves.

Dreams are where we visit the many lands and landscapes of human possibility and discover the one where we feel at home. The great religious leaders were all dreamers.

The build-up of personal and collective debt in America and Europe should have sent warning signals to anyone familiar with the biblical institutions of the Sabbatical and Jubilee years, created specifically because of the danger of people being trapped by debt.

Volunteering has been undervalued in Britain for a long time. Often it has been seen as a kind of cut-price, amateur version of work that would be better done by the state. When politicians speak about it, people hear in the background the sound of budgets being cut.

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.