自信使人更有力量的英语句子包括：

1. Confidence gives you the power to achieve anything you want.

2. With confidence, you can overcome any challenge.

3. Confidence is the key to unlocking your full potential.

4. Believe in yourself and you can achieve great things.

5. The more confident you are, the more powerful you become.

6. Confidence allows you to take risks and pursue your dreams.

7. When you believe in yourself, you can achieve the impossible.

8. Confidence is the fuel that drives success.

9. With confidence, you can face any obstacle and come out victorious.

10. The power of confidence lies in its ability to inspire others.

11. Confidence is not just about believing in yourself, but also in your abilities and potential.

12. To have confidence, and then go all out - if you have this kind of idea, any things nine times out of ten can succeed.

13. A shy girl, when there is activity in her class, will run away and try to be nobody. But with encouragement, she becomes more confident and gets along with others.

14. Confidence is power - the power to attract, persuade, influence, and succeed.

15. Confidence doesn't need any specific reason. If you're alive, you should feel 100 percent confident.

16. There is nothing sexier than being confident and taking care of yourselves.

17. If people believe in themselves, it's amazing what they can accomplish.

18. Confidence in yourself is the first step on the road to success.

19. All things are difficult before they are easy.

20. Nothing in the world is difficult for one who believes in themselves.