以下是一些心情佳句的英文表達：
1. I am in a good mood today.
我今天心情很好。
2. I am feeling positive and upbeat.
我感到積極樂觀。
3. I am in a happy state of mind.
我心情愉悅。
4. I am feeling refreshed and rejuvenated.
我感到精神煥發，充滿活力。
5. I am in a good frame of mind today.
我今天心情很好。
6. I am feeling content and fulfilled.
我感到滿足和充實。
7. I am feeling joyful and content with my life.
我感到快樂，對生活感到滿足。
8. I am feeling upbeat and excited about the future.
我感到樂觀，對未來充滿期待。
9. I am feeling happy and relaxed.
我感到愉快，放鬆。
10. I am in a good mood and ready to take on anything.
我心情很好，準備好面對任何挑戰。