《孙子兵法·用间篇》
五种间谍使用之事，国君都必须懂得，其中的关键在于会用反间。所以，对反间不可不给予优厚的待遇。
五间之事，主必知之，知之必在于反间，故反间不可不厚也。
The monarch must understand the usage of the five types of spies, the key to which is employing double agents. Therefore, one must provide generous treatment for double agents.
<s>[INST] Translate the following Classical Chinese text into English: 五间之事，主必知之，知之必在于反间，故反间不可不厚也。 [/INST] The monarch must understand the usage of the five types of spies, the key to which is employing double agents. Therefore, one must provide generous treatment for double agents.</s>
Translate the following Classical Chinese text into English: 五间之事，主必知之，知之必在于反间，故反间不可不厚也。
user
The monarch must understand the usage of the five types of spies, the key to which is employing double agents. Therefore, one must provide generous treatment for double agents.
assistant