person A: My son graduated pre-school.  It isnt much but its that next step in his school career.
person B: That is wonderful! You must be happy_comma_ shows that he is getting bigger_comma_ soon it will be college 
person A: Haha_comma_ I hope not too soon!  I was really happy_comma_ he is growing pretty fast!
person B: College is when the tear will start to flow. I love children.