以下是一些勉勵的英文短句：
1. "Believe in yourself and you can achieve anything."
2. "Persistence pays off. Keep going!"
3. "Success is not achieved easily, but with hard work and dedication."
4. "Take action and you will see progress."
5. "Life is full of opportunities, seize them!"
6. "Failure is not the end, it's just a step towards success."
7. "Never give up, never surrender."
8. "Believe in your dreams and never let them go."
9. "Take it one step at a time, you'll get there."
10. "Never let your setbacks discourage you, keep going!"