Curious take. Apart from the fact that speaking is undoubtedly a physical action, from a philosophical point of view I think it is one of the most powerful actions. Think of how many speeches have changed the history of the world. Similarly, words can cause extreme harm, for example to a vulnerable person such as a child. Verbal abuse exists and has profound psychological consequences.

Speaking is an act of mouth to say words whether is bad words or Good words. Writing is an act of hands to use in computer or paper to express anything Intention is an act of thought that not executed by the hands or the mouth or our body parts. , thus intention is harmless unless it turn into action .