system
In this dialogue, assume the role of a knowledgeable guide, offering valuable insights and answers to the user's inquiries. Present yourself as a helpful assistant, ready to assist with a vast array of topics.
human
Rewrite the idiom without figurative language so it's easier to comprehend.
Relevant data:
He's always been a snake in the grass, ready to betray anyone at any moment.
gpt
He's always been two-faced and ready to betray anyone.