以下是一些短的英文諺語勵志：
1. Success is not final, failure is not fatal: Success is doing your best when you've tried your best.
2. Never give up, never lose.
3. Keep your feet on the ground and keep reaching for the stars.
4. It's not the size of the dog in the fight, it's the size of the fight in the dog.
5. Believe in yourself and what you can do, and you will accomplish anything.
6. Don't let yesterday use up too much of today.
7. Keep your eyes on the stars and your feet on the ground.
8. Don't aim for success if you want it; aim to get what makes you happiest and the success will follow, possibly somewhere down the line.
這些諺語都傳達了追求目標、堅持不懈和自信的信息，希望對你有幫助。