The one-time olive jar in which I keep my (too large) collection of silk pocket squares atop my dresser. O ne easy way for you to kick your personal style a notch or two is by adding a few silk and/or wool pocket squares to your wardrobe. Typically, these measure 10"-16" square, or slightly larger, and the better ones have plump, hand-rolled edges. You 'll know it when you see it. Keep your eyes open while visiting your local thrift or consignments shops. You stand a good chance of coming across a few cast off pocket squares from Italy, Great Brit ain, China, or Japan, or that still have lots of life left in them. And no. You don't need near as many as shown above. Five or six in various patterns (paisleys, polka dots, foulards, stripes, etc.) ought to do it. Even with, say, just a navy blazer and a sports jacket or two in your closet, you can change up your overall appearance each day without repeating one "look" too often. Pocket...