以下是一些鼓励少年加油的经典英语长句语录：

1. Action speaks louder than words. 行动胜于言语。

2.Failure is the mother of success. 失败是成功之母。

3.Believe in yourself. 相信你自己。

4.You're never too old to learn. 活到老，学到老。

5.Winners never quit. 成功者从不放弃。

6.Everyday is a new beginning. 每一天都是新的开始。

7.Take chances, don't be afraid to fail.抓住机会，不要害怕失败。8.Strive for your goals, don't give up easily. 为你的目标而努力，不要轻易放弃。