以下是關於努力的英文佳句：
1. "Effort is the key to success. Without effort, there can be no achievements."
2. "Success is not achieved easily, it requires continuous effort and dedication."
3. "Success is not a destination, but a journey, and one requires effort to travel this journey."
4. "Nothing is impossible with hard work and dedication."
5. "Success is not given, it is earned, and it requires constant effort."
6. "Success is not just a dream, it requires hard work and effort to turn dreams into reality."
7. "Your efforts will pay off eventually, so keep going."
8. "You cannot give what you do not have, and hard work is the only way to gain strength."
9. "Effort is the fuel that drives us forward, and without it, we would remain stagnant."
10. "Effort is the key to unlocking your full potential."
希望以上這些句子能夠鼓勵你繼續努力，取得更大的成就。