(literary) almost completely exhausted; nearly wiped out; almost nothing left

to emerge victorious from every fight; to come through a hundred battles unscathed. This idiom originally comes from the [[孙子兵法|孫子兵法|sun1 zi3 bing1 fa3]] and is often preceded by the phrase [[知己知彼|知己知彼|zhi1 ji3 zhi1 bi3]]

(literary) in great danger; in a critical condition; in jeopardy

to be lost completely; to be used up or exhausted

nearly; about; practically

A famous quote from Confucius's "Analects" meaning that learning without thinking leads to confusion, while thinking without learning from others' experiences is risky or exhausting.

to have used up every possible method or resource to obtain something, especially money

Know yourself and know your enemy, and you will never be defeated; a classic military strategy from the ancient text [[孙子兵法|孫子兵法|sun1 zi3 bing1 fa3]]

know the enemy and know yourself, and you can fight a hundred battles without danger; used to express that understanding both your own situation and that of your opponent ensures success

describes the hardships and extreme fatigue resulting from a long journey