SCORPIUS
You loved his mother. I don’t remember everything. I know you loved his mother. Harry’s mother. Lily. I know you spent years undercover. I know without you the war could never have been won. How would I know this if I hadn’t seen the other world... ?

SNAPE says nothing, overwhelmed.

Only Dumbledore knew, am I right? And when you lost him you must have felt so alone. I know you’re a good man. Harry Potter told his son you’re a great man.

Harry Potter and the Cursed Child - Chapter 3 :
See this quote in the Pensive -