Claudia Schiffer too shy to ever model on the catwalk again

German model Claudia Schiffer has vowed to never step on the catwalk to model clothes again, and she put it down to the fact that she is "shy".Schiffer, 40, also missed out on making an appearance at Paris Fashion Week because she had some last-minute work to do on her debut cashmere collection, which launched this week, also in Paris."Nobody believes me but I'm very shy," the Daily Mail quoted