Who said "Solitude isn't loneliness if yeh know who yeh are."?

This quote is attributed to Rubeus Hagrid.

Solitude isn't loneliness if yeh know who yeh are. - Rubeus Hagrid

"Solitude isn't loneliness if yeh know who yeh are."

Rubeus Hagrid Solitude

"You're a wizard, Harry."

"I'm not supposed to tell you that, but I will anyway."

"Yer mum and dad would've been proud."

"There's no Hogwarts without magic, and there's no magic without wonder."

"Sometimes being the best means being the loneliest."

"Solitude gives us time to reflect on what matters"

"I'm not good with people, never have been."

"I feel like I'm disappearing."