A collection of wise and wacky words of advice, from the bestselling and double Blue Peter Best Book with Facts-winning Mitchell Symons. A collection of wise and wacky words of advice, from the bestselling and double Blue Peter Best Book with Facts-winning Mitchell Symons. From the marvellous mind of Mitchell Symons comes such gems of wisdom as- You can't trust a dog to watch your food. Why buy shampoo when real poo is free? Never put both feet in your mouth at the same time, as you won't have a leg to stand on. And if getting even doesn't work, just get odd!.