以下是一些勵志類的英文句子：
1. Adversity is the ultimate in virtuous achievement. （逆境是品德修養的最高所在。）
2. Believe in yourself and all that you are. （相信自己，相信你擁有無限的可能。）
3. Challenge is what makes life interesting and meaningful. （挑戰讓生活變得有趣和有意義。）
4. Constant growth is the key to success. （不斷成長是成功的關鍵。）
5. Discipline is the key to everything. （自律是一切的鑰匙。）
6. Education is the most powerful weapon which you can use to change the world. （教育是你用來改變世界的最有力的武器。）
7. Failures are temporary, but quitters are forever. （失敗只是暫時的，而放棄的人將永遠無法成功。）
8. Happiness is not something to run after, but something to find within. （幸福不是去追逐的，而是在內心找到的。）
9. It is not the mountain out of molehills that makes you strong, but the continuous practice of overcoming them. （不是因為將山石堆砌成山讓你變得強大，而是不斷克服困難的過程讓你變得強大。）
10. Nothing great was ever achieved without great tiredness. （沒有極度的疲憊，就不會有偉大的成就。）
這些句子旨在鼓勵人們積極面對挑戰，相信自己並不斷努力。