Who said "We are all murderers at heart."?

This quote is attributed to Justice Wargrave.

We are all murderers at heart. - Justice Wargrave

"We are all murderers at heart."

Justice Wargrave Philosophy

Character in And Then There Were None

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"Murder is justified when the victim deserves it."

"The guilty cannot hide forever."

"Justice must be served."

"Every man and woman is alone."

"I've seen the worst humanity has to offer."

"Sometimes I wonder if the world is worth saving."

"Every choice shapes our destiny."

"Order is the foundation of a good life."