以下是一些勵志的英文句：
1. Believe in yourself and everything will be possible.
2. Success is not final, but failure is not fatal.
3. Keep your face to the sunshine and you shall find happiness everywhere.
4. Courage is not the absence of fear, but the ability to act in spite of it.
5. Never give up, never lose hope.
6. Dream what you want to dream, go where you want to go, be what you want to be.
7. With courage, persistence, and vision, you can achieve anything.
8. A journey of a thousand miles begins with a single step.
9. Learn to make your mistakes and turn them into strengths.
10. The world is your playground, so go out and make something of yourself.
請注意，這些句子的意思可能會因語境和翻譯的不同而有所變化，但是它們通常可以鼓勵人們積極向上並激勵他們追求他們的夢想。