As a person who stutters myself, I can understand your concerns about telling your son that he has a stutter. It's a delicate issue, and you want to make sure you handle it in a way that doesn't cause him any unnecessary anxiety or shame. From my personal experience, I think it's important to be open and honest with him about his stutter. Even if he hasn't yet realized that he has a stutter, he will eventually become aware of it as he gets older and interacts more with other children. It's important to frame it in a positive way and let him know that it's okay to stutter, and that many people do. You can explain that some people just have a harder time getting their words out, and that it doesn't make them any less smart or capable. It's also important to let him know that there are ways to work on his stutter if he ever feels like it's getting in the way of what he wants to say. Speech therapy can be very helpful, and there are also support groups and online resources available. Ultimately, the most important thing is to let him know that you love him and accept him just the way he is, stutter and all. With your support and encouragement, he can learn to be confident and successful, regardless of his speech challenges.