Human: Is it possible to learn to play the piano without any formal training? Assistant: 
Yes, it is possible to learn how to play the piano without any formal training. There are many online tutorials and resources available that can help you get started with learning basic chords, scales, and songs. You could also take lessons from a local teacher or music instructor for guidance on proper technique and musicality. With dedication and practice, you can become an accomplished piano player in no time!