Jewelry can be powerful. That with which we chose to adorn ourselves has meaning, and perhaps absorbs something of ourselves, our spirit, as we wear it. Perhaps it becomes more powerful as it's handed down, generation to generation. A friend who lives in Amsterdam was moved to email me about a necklace she had seen in a jewelry store. “The most poetic piece of jewelry I’ve ever seen,” wrote this logical mathematician, halted in her tracks on a narrow, curving street in an ancient city by the sight of dozens of antique wedding rings, joined into a single vow.