You. You must lead.
"You think the dead we have loved ever truly leave us? You think that we don’t recall them more clearly than ever in times of great trouble? Your father is alive in you, Harry, and shows himself most plainly when you have need of him. How else could you produce that particular Patronus? Prongs rode again last night.”
“But don’t you want to be around just in case it does?”
"People do not give it credence that a young girl could leave home and go off in the wintertime to avenge her father’s blood. But it did happen. I was just 14 years of age when a coward by the name of Tom Chaney shot my father down and robbed him of his life and his horse and two California gold pieces that he carried in his trouser band."