The reason discipline feels hard at first is simple: your brain is still comparing it to doing nothing. Give it 30 days, and doing nothing will feel harder than showing up.
The older I get, the more I realize how much of your life is shaped by the stories you tell yourself. I’m not ready. I’m too late. I’m bad at this. I never follow through. Be careful. You believe what you repeatedly rehearse. Tell better stories. Then prove them through action.