Esther Grace Earl

Esther Grace Earl (August 3rd 1994-August 25th 2010) was a good friend of John Green. She was diagnosed with cancer at the age of twelve in 2006 and fought for four years, dying at the age of sixteen in 2010. She and John Green met at a Harry Potter convention in 2009. She was a full-time Youtube video maker (Cookie4Monster4 as her Youtube account name) and Nerdfighter. She did a lot in sixteen years.

Esther Day
Shortly before her death, John Green uploaded ''I Love Hank: Esther Day 2010. It was a celebration of Esther Day, a day that was supposed to be about family and love, stated by Esther. It is celebrated on August 3rd, her birthday.''

This Star Won't Go Out
Esther wanted to be an author, so her parents got some of her diary entries, quotes, and other things and put them together into a book.

Quotes
"And I realize now that that was...that's the best way to love someone. Hold them close, know you're loved, let it wash over you".

"One day I realized, without God, nothing matters. So I let Him into my heart".

"I do hope that when the day comes, whether in 1, 10, or 100 years, I don't want you to think of me and feel sad".

"Do whatever makes you happy"

Trivia

 * Her Youtube account name is Cookie4Monster4 and CrazyCrayon
 * She inspired Hazel Grace Lancaster in The Fault in Our Stars
 * Isaac's brother, Graham, is her brother in real life.
 * Her name means "star".
 * John Green wrote the introduction for This Star Won't Go Out.