三十六計逃げるに如かず
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Meanings
1
the best strategy is to run away; he who fights and runs away may live to fight another day
Proverb meaning that when you are at a disadvantage, retreating is the wisest course of action. Often used humorously or as advice to avoid unnecessary conflict.
See also: 三十六計
If the opponent is too strong, the best thing to do is to run away.
When the argument was going nowhere, I decided that discretion is the better part of valor and left the scene.