Who said "Even when it was difficult, she read on."?

This quote is attributed to Death.

Even when it was difficult, she read on. - Death

"Even when it was difficult, she read on."

Death Perseverance

Character in The Book Thief

Buy "The Book Thief" on Amazon

"I have hated words and I have loved them, and I hope I have made them right."

"The consequence of this is that I'm always finding human bones at number 33."

"I am haunted by humans."

"She was a girl who decided to steal books."

"Perseverance is the key to success."

"Don't give up on what you believe in."

"I've been through worse."

"You learn to live with the pain."