What is a Soul? III. The Many Souls of Man
…[H]e who tries to cure the soul, wishing to improve the moral qualities, must have a knowledge of the soul in its totality and
December 15, 2021 / 11 Tevet 5782
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Divine Emanations
What Is a Soul? II. Anatomy of the Soul
In the biblical story of the creation of Adam, the Torah states: Then the Eternal G‑d formed man of the dust of the ground, and
November 5, 2021 / 1 Kislev 5782
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The Tree of Life and Wave Mechanics
As we discussed in the earlier post, The Tree of Knowledge as a Metaphor for Superposition of States and Heisenberg’s Uncertainty Principle, the Heisenberg uncertainty
December 30, 2019 / 2 Tevet 5780
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Sukkot — Bringing Time into Space
Jews have a very strange custom to take four species (Heb. arba’a minim)—a fruit of a citron tree (etrog), a branch of a date palm (lulav), boughs from the myrtle tree (chadassim),
October 18, 2019 / 19 Tishri 5780
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Daughters of Zelophehad
Then drew near the daughters of Zelophehad …. of the families of Manasseh, the son of Joseph; and these are the names of his daughters:
July 28, 2019 / 25 Tammuz 5779
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Fractal Tu B’Shevat
When thou shalt besiege a city a long time, in making war against it to take it, thou shalt not destroy the trees thereof by
January 21, 2019 / 15 Shevat 5779
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The Beard of the Long Face is Found
The previous Lubavitcher Rebbe, the Rebbe Rayatz (a.k.a. the Fridriker Rebbe) told the story about his father, the Rebbe Rashab. Once the brother of Rebbe
August 31, 2018 / 20 Elul 5778
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Joseph and His Brothers
I grew up in Russia and was raised on the metric system based on decimal arithmetic. When we immigrated to the U.S., I had to
December 14, 2014 / 22 Kislev 5775
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It’s the Time, Stupid!
There is a continuous thread about the mastery of time that weaves through the last chapters of the book of Genesis (Bereshit) and continues through
December 31, 2013 / 28 Tevet 5774
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Cosmological Rosh HaShanah
This Rosh HaShanah I had the strangest dream. I dreamed that I was giving a lecture in cosmology at a university when I suddenly realized
September 9, 2013 / 5 Tishri 5774
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