Snape’s long-suffering silence also resulted in some of the series’ lighter moments. More: Fans Pay Tribute to Alan Rickman by ‘Raising Their Wands’

Snape’s silence ensured Harry’s victory.” He could have broken cover at any time to save himself, but he chose not to tell Voldemort that the latter was making a fatal error in targeting Harry. “He died in an attempt to expiate his own guilt. 4.“Snape didn’t die for ‘ideals,’” she wrote. Madly, Deeply: The Diaries of Alan Rickman will hit shelves on Oct. 'Something is in those cans and it is finished. 'It's private,' I managed, 'and I'm not sharing it with that' pointing at his lens,' Rickman continued. ' 'So how does it feel?' Before you've felt it, before the feeling has a name. 'Cameras were everywhere, it seemed (docu ones).' I think even Daniel was shocked by the finality,' he wrote. In one other excerpt, this time from March 2010, Rickman detailed the final day of filming the last Harry Potter film alongside star Daniel Radcliffe. RELATED VIDEO: Daniel Radcliffe Reveals Which Harry Potter Costar 'Genuinely Scared' Him for Years

'One small piece of information from Jo Rowling seven years ago – Snape loved Lily – gave me a cliff edge to hang on to.' 'This was a genuine rite of passage,' Rickman continued. 'Snape dies heroically, Potter describes him to his children as one of the bravest men he ever knew and calls his son Albus Severus.' ' … I have finished reading the last Harry Potter book,' he said. In a 2007 entry, Rickman detailed his thoughts on Snape's death in Harry Potter and the Deathly Hallows, writing that he had always known about the love story between his character and Harry's mother, Lily Evans Potter. Want to get the biggest stories from PEOPLE every weekday? Subscribe to our new podcast, PEOPLE Every Day, to get the essential celebrity, entertainment and human interest news stories Monday through Friday. Talking to her is talking to someone who lives these stories, not invents them,' Rickman wrote in 2000. 'She nervously lets me in on a few glimpses of Snape's background. Rowling and how he was let in on the history of Snape's character by the author. In other Potter-centric entries, Rickman also wrote about his first meeting with series creator J.K.

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