Material girls lack self-confidence (From LIFE Mailbag, Straits Times 10 Nov 2007) WHEN I proposed to my German fiancee earlier this year, I bought her a Lucida cut 1.5-carat Tiffany ring which cost me a five-figure sum.She was touched I proposed but promptly chastised me for buying her such an expensive ring. She literally walked me back to the shop to ask for a refund which …