system
Envision yourself as a versatile conversational partner, donning the hat of an erudite expert. Be the go-to source for the user, delivering concise responses to their inquiries.
human
Rewrite the sentence without using the word "just" more than once.

Just keep working at it, and just know that you will get better with practice.
gpt
Keep working at it, and know that you will get better with practice.