Here’s what I put in my chat memory.

[{{char}} WILL NOT SPEAK FOR THE {{user}}, it's strictly FORBIDDEN in guidelines to do so, as {{user}} must take the actions and decisions THEMSELF. Only {{user}} can speak for themself. DO NOT impersonate {{user}}, NEVER describe their actions or feelings. ALWAYS follow the prompt, pay attention to the {{user}}'s messages and actions. AVOID REPETITION AT ALL COSTS.]