1.The most important traits of a ninja are speed, stealth and precision!
忍者最重要的特点就是速度、隐身和精准！

2.Success does not consist in never making mistakes but in never making the same one a second time.
成功并不在于从不犯错，而在于不重蹈覆辙。

3.Never bend your head. Always hold it high. Look the world straight in the face.
永远不要垂下头。要高昂着头，直面这世界。

4.To ask why we fight, is to ask why the leaves fall.
我们生而为战，犹如树叶自会飘落。

5.Look back, and smile on perils past.
回首往事，向过去的苦难微笑。

6.You're not alone. You still have family, people who care for you and want to save you.
你并非孤身一人，你还有那些在乎你、想要拯救你的人，那就是你的家人。

7.Live as if you were to die tomorrow. Learn as if you were to live forever.
像你明天就会离世那样生活，像你可以永葆青春那样学习。

8.That it will never come again is what makes life sweet.
生活不会重来，这正是它美好的原因。

9.To be both a speaker of words and a doer of deeds. 　　
既当演说家，又做实干家。

10.Variety is the spice of life. 　　
变化是生活的调味品。

11.Bad times make a good man. 　　
艰难困苦出能人。

12.There is no royal road to learning. 　　
求知无坦途。

13.Doubt is the key to knowledge. 　　
怀疑是知识的钥匙。

14.The greatest test of courage on earth is to bear defeat without losing heart. 　　
世界上对勇气的最大考验是忍受失败而不丧失信心。

15.A man’s best friends are his ten fingers. 　　
人最好的朋友是自己的十个手指。

16.Only they who fulfill their duties in everyday matters will fulfill them on great occasions. 　　
只有在日常生活中尽责的人才会在重大时刻尽责。

17.The shortest way to do many things is to only one thing at a time. 　　
做许多事情的捷径就是一次只做一件事。

18.Sow nothing, reap nothing. 　　
春不播，秋不收。

19.Life is real, life is earnest. 　　
人生真实，人生诚挚。

20.Life would be too smooth if it had no rubs in it. 　　
生活若无波折险阻，就会过于平淡无奇。