This past year I unearthed a large stack of old letters from my best friend. She and I have been friends since we were about twelve years old! These letters date back to when we were teenagers in high school and college, in the 1970s. Re-reading these letters has been a remarkable experience. Not only is it a relief to find that the various exploits which once brought us so much angst no longer hold any emotional juice - but even more gratifying is the joy I experience, feeling the depth of my friend's love for me. All these decades later that voice of love comes through in these letters loud and clear. There is one letter in particular which moved me to tears. Apparently responding to something I had complained of in my previous letter, my friend wrote an intense apology and pledge to change her behavior - because, she said, she valued my friendship so highly. Teshuvah - which literally means returning, or turning back - involves the honest admission that we've done something ...