What it means when he keeps his personal life private

Three weeks in, some people are just slow openers. They need time before talking about family stuff or admitting their job is boring. But there's a difference between taking time and actively dodging. If he redirects every question smoothly, changes the subject before you finish asking, or gives answers so vague they tell you nothing, that's strategic. He's not opening up at his own pace. He's blocking the door. Notice whether his guardedness is about timing or whether it's about you specifically. Does he post freely on social media but won't tell you about his week? Does he seem to deflect only when you ask personal questions? That's intentional privacy, not just being introverted.

Your reply needs to do two things. First, acknowledge the pattern in a light way that doesn't sound accusatory, so he knows you're not naive or dense. Second, create a small reason for him to share something without making it a condition of dating you. Don't ask another direct question about his life. Instead, reference something specific he avoided or give him a low-stakes opening by sharing something small about yours and seeing if he mirrors it back. The goal is to make him aware that you see the gate he's closed, while staying relaxed enough that he doesn't feel trapped. If he's worth his salt, he'll either start opening up gradually or he'll explain why he's private. Either way, you learn something real.

If you address the guardedness and he gets quieter or pulls away, that's your answer. He doesn't want to change. Wait three to five days without reaching out. If he doesn't come back with more effort or a real explanation, stop investing. You're not responsible for getting someone to open up. But if he does respond, even if it takes him a bit, watch what he does next. Does he actually start sharing, or does he just apologize and stay the same? People show you who they are. After you've made space for him to step forward, believe what you see. Don't wait months for a breakthrough. Give it two or three more interactions where you make room for him to open up. If nothing changes, you have your answer about whether this is going somewhere or just spinning wheels.