The Jewish festival of freedom is the oldest continuously observed religious ritual in the world. Across the centuries, Passover has never lost its power to inspire the imagination of successive generations of Jews with its annually re-enacted drama of slavery and liberation.

The wisest rule in investment is: when others are selling, buy. When others are buying, sell. Usually, of course, we do the opposite. When everyone else is buying, we assume they know something we don't, so we buy. Then people start selling, panic sets in, and we sell too.

The greatest single antidote to violence is conversation.

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.

In virtually every Western society in the 1960s there was a moral revolution, an abandonment of its entire traditional ethic of self-restraint.

While everyone else is thinking about economics and politics, executive salaries and the future of the euro, do the opposite, even if it's hard. Invest in the spirit.

The market economy is deeply congruent with the values set out in the Hebrew Bible. Material prosperity is a divine blessing. Poverty crushes the spirit as well as the body, and its alleviation is a sacred task. Work is a noble calling.