Finding the voice

Sometimes I see a great hairstyle or piece of clothing on someone else, but when I try it on myself, it looks terrible.  It doesn't suit me.  I have a different body type or hair color or face shape or whatever, and it just doesn't look the same on me.

Writing can be like that.  I admire the lush descriptions in John Updike's The Centaur, but my own writing tends to be much more spare, and lighter on the physical description.  I have laughed out loud reading David Sedaris and Dave Barry, but I...