One of the reasons for not being able to speak properly is being too nervous or upset. Before you speak, you assume that the other person might take it badly. Many people cannot control what they say. Many have a tendency to stutter. Some people don't understand what language to speak in a place, so many people end up speaking the regional language in their professional work. A person's personality emerges in the way of speech. Let's know some useful tips to speak smartly.