Taking a leaf out of someone’s book(idioms)
To behave or to do something in a way that someone else would.
Hindi meaning:किसी दूसरे की तरह व्यवहार या कार्य करना
Synonyms: Simulate, Emulate, Mirror, Duplicate
Example: I think I'm going to take aleaf out of your book and start going for a run first thing in the morning.
Trick to remember: If you are behaving like someone else then you are taking a leaf out of someone’s book. 
