Context: I was so shocked with my daughter today. She is learning how to share at Pre-school and is doing so well. Love that she is learning so fast.
Speaker 1: My daughter is growing up so fast! 
Speaker 2: How old is she?
Speaker 1: She is 4 and in Pre-school! She is doing so well learning how to share and also knows her colors!
Speaker 2: Wow, they do grow up fast, appreciate the time you get!