以下是一些勵志的西洋詩：
1. "Believe you can, and you're halfway there." - Ralph Waldo Emerson
2. "Life is 10% what happens to us and 90% how we react to it." - Charles Swindoll
3. "Success is not final, failure is not fatal: It is the courage to continue that counts." - Winston Churchill
4. "Twenty years from now, you will be more disappointed by the things that you didn't do than by the ones you did do." - John Doerr
5. "Opportunities are like sunlight – they tend to strike where they're looking." - Christopher Marlowe
6. "If you don't aim for the moon, you'll still end up there." - Walter Mack
7. "It doesn't matter how slow you go, as long as you don't stop." - Unknown
8. "Perseverance is not giving up, no matter what the circumstances may be." - Unknown
這些詩句都富含著積極、勵志的訊息，可以為你帶來動力，幫助你勇往直前。