Analyze the following tweet to determine the level of joy expressed. The levels are: 0: no joy can be inferred, 1: low amount of joy can be inferred, 2: moderate amount of joy can be inferred, 3: high amount of joy can be inferred.
Tweet: Good morning. ❤️ Start every #morning by waking up and thinking of the things you're #grateful for. 🙏 #goodmorning