Yom HaShoah is a vital day in the Jewish calendar, providing us with a focal point for our remembrance. We cannot bring the dead back to life, but we can bring their memory back to life and ensure they are not forgotten. We can undertake in our lives to do what they were so cruelly prevented from doing in theirs.

Freedom is not won by merely overthrowing a tyrannical ruler or an oppressive regime. That is usually only the prelude to a new tyranny, a new oppression.

In our interconnected world, we must learn to feel enlarged, not threatened, by difference - that is what I have argued.

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.

Hope, even more than necessity, is the mother of invention.

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.

Focus on the mind and the soul. Read. Study. Enrol in a course of lectures. Pray. Become a member of a religious congregation. Study the Bible or other ancient works of wisdom.