One of my projects right now is making a new prayer shawl for the warmer weather. The prayer shawl that we wear, called a tallit, is distinguished by its elaborately tied fringes on the four corners. It happens that the biblical instruction from which we derive this custom appears at the end of last week's Torah reading: "God spoke to Moses, saying: Speak to the Israelite people and instruct them to make for themselves tsitsit (fringes) on the edges of their garments.... Look at it, and recall all the commandments of God, and observe them, so that you do not follow after the desires of your heart and your eyes." So originally the instruction was to wear these tsitsit all the time, on one's garment where they could be looked at. Nowadays, you may have seen Orthodox men with tsitsit visible. (Others keep them tucked in.) I also know some non-Orthodox men, and even a few women, who wear them every day too, because of this ancient commandment. All of this reminds me of th...