以下是一些鼓勵的英文短句：
1. "Believe in yourself and you can achieve anything."
2. "Never give up, never surrender."
3. "Keep going and you will reach your goal."
4. "Success is not final, failure is not fatal."
5. "It's not the size of the dog in the fight, it's the size of the fight in the dog."
6. "Nothing is impossible, the word itself says 'I'm possible.'"
7. "Never let your setbacks defeat your dreams."
8. "Persistence is the key to success."
9. "Action speaks louder than words."
10. "Success is not a destination, but a journey."
希望這些短句能對你有所幫助！