By forbidding Jews to destroy their hair, the Bible warns them away from seeking the siren song of eternal youth. By encouraging Jews to grow beards, it reminds them that they will not be young forever, that they must prepare the ground for those who come after, just as their fathers did for them.

To Catholic, Orthodox, and some Protestant Christians, communion involves partaking of the physical real presence of God in the bread and wine of the Eucharist. By contrast, the Torah draws the Jew into engagement with God's infinite mind. Torah learning is the definitive Jewish mode of communion with God.

Ours is decidedly not an age of Abrahams, Jacobs, or of youthful Elazars proud to be regarded as men of seventy. On the contrary, it is one in which the external signs of aging are avoided at all costs, youth is worshipped, and immortality is sought not in children but in Botox.

A society that is all self-interest and no comradeship is not a society at all. But a society that is all comradeship and no self-interest is also not a society; it is a sect - or, on the largest scale, totalitarianism.

Beware of being blinded by your own success.

One of the main focuses of my training sessions is to help individuals find their unique voices in the learning process. We all have our strengths, our weaknesses, our styles of learning, our personalities. Developing introspective sensitivity to these issues is critical to long-term success.

I think we need to care about the metrics of success in life, and I'm a pretty competitive person.

I'm not really sure what defines 'success in the real world' to be honest! It's so objective once you graduate, some people work, some people start families, some go looking for themselves up mountains in Peru.