1.
Know the enemy and know yourself, and you can fight a hundred Battles without defeat.
知己知彼，百战不殆。
2.
"He who has a thorough knowledge of the enemy and himself is bound to win in all battles.
知彼知己者，百战不殆；
3.
Know the enemy and know yourself, and you can fight a hundred battles with no danger of defeat.
知彼知己, 百战不殆。
4.
Better the devil you know than the devil you don't
知己知彼,百战百胜
5.
Hence the saying: If you know the enemy and know yourself, you need not fear the result of a hundred battles.
故曰：知己知彼，百战不贻；
6.
If you know neither the enemy nor yourself, you will succumb in every battle.
不知彼不知己，每战必败。
7.
He who knows not the enemy and himself is bound to perish in all battles."
不知彼，不知己，每战必殆。
8.
Hence the saying: If you know the enemy and know yourself, your victory will not stand in doubt;
故曰：知彼知己，胜乃不殆；
9.
If you know yourself But not the enemy,for every victory gained you will also suffer a defeat.
不知彼而知己,一胜一负﹔
10.
He who knows himself but not the enemy has only an even chance of winning.
不知彼而知己，一胜一负；
11.
Hence the saying: If you know the enemy and know yourself, your victory will not stand in doubt; if you know Heaven and know Earth, you may make your victory complete.
故曰:知己知彼,胜乃不殆﹔知天知地,胜乃可全。
12.
Even Mao Tse-tung was known to say, " Know your enemy, know yourself; hundred battles, hundred won".
连毛泽东都说过要“知己知彼，百战百胜”。
13.
Even Mao Tse-tung was known to say, "Know your enemy, know yourself; a hundred battles, a hundred won".
连毛泽东都说过要"知己知彼，百战百胜"。
14.
The focus was entirely on understanding the enemy and oneself.
可见焦聚全集中在知己知彼上面。
15.
After all these years we learn we did not know each other in fullest measure, you and I.
我们过了这些年，才发觉彼此尚不深知。
16.
Mrs. Peters:( in a frightened voice.) Oh, I don't know.
彼得斯夫人：（惊恐的语调），我不知道。
17.
We're all old friends here and know all about each other.
大家都是熟人，彼此情形全知道；
18.
But when undoubtedly knowing the love from bot. Yet cannot be together.
而是明明知道彼此相爱，却不能在一起。