Forget all the benefits people blather about regarding teaching your infants sign language. Our 8 month old is completely fluent in all dialects of Ewok and Motorboat. Buh buh buh buh buh, aku tak tak.
I'm always afraid to let him see himself in the mirror for fear that he will be disappointed that he is a wiggling lump of muscle and not a lean, mean jumping bean like his brother and sister are. Then again, maybe he is just happy he doesn't currently have a giant, painful blemish on the bridge of his nose like his daddy.