Memorial Day is around the corner. Let's do some one-sentence translation and learn an English idiom that are related to soldiers and wars. Have a safe and peaceful Memorial weekend. 

1. 汉译英 （直译或意译都可以）

“视卒如婴儿，故可与之赴深溪；视卒如爱子，故可与之俱死。” 选自《孙子兵法》

2. 英译汉

Our flag does not fly because the wind moves it. It flies with the last breath of each soldier who died protecting it.

3. Idiom: On the warpath

Explain the definition of the idiom in Chinese or English, and make a sentence with it.

Example: I would avoid our boss if I were you-he's been on the warpath since he found out we lost our biggest account.