Complex sentence: "Fake it' til you make it" is a common English catchphrase, which suggests that by imitating confidence, competence, and an optimistic mindset, a person can realize those qualities in their real life.
Split into simpler sentences: Fake it' til you make it is a common English catchphrase. It suggests that by imitating confidence, competence, and an optimistic mindset, a person can realize those qualities in their real life.