After 22 years, Dumbledore's wisest Harry Potter line still hits hard — and it remains the greatest quote in the franchise's history. The Harry Potter books evoke feelings of nostalgia and hope for an entire generation of readers. Dumbledore is a beacon of hope and wisdom in the Harry Potter series, something we eventually learn is the result of making mistakes and gaining difficult experience throughout his life. Why This Dumbledore Line Is the Greatest in the 'Harry Potter' Franchise's HistoryIt Embodies Everything the Fantasy Series Stands ForAlbus Dumbledore in Harry Potter And The Order Of The Phoenix Warner Bros.At its core, Harry Potter is a fantasy tale about good overcoming evil. And this reality proves that the Harry Potter movie changes weren't all bad, despite the flak they get from book purists (myself included).