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Mr Duck

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Mr’s Quotes

“That which can be destroyed by the truth should be”
― Eliezer Yudkowsky, Harry Potter and the Methods of Rationality

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“I ask the fundamental question of rationality: Why do you believe what you believe? What do you think you know and how do you think you know it?”
― Eliezer Yudkowsky, Harry Potter and the Methods of Rationality

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Mr’s Groups

Those Readers — 13 members — last activity Sep 12, 2014 10:42AM
thosebreeders.com

LessWrong — 584 members — last activity Dec 18, 2016 12:38AM
Users of Less Wrong, a community blog dedicated to refining the art of human rationality.

Hard SF — 1184 members — last activity Jan 23, 2026 11:14AM
This is a discussion group for this specific subgenre in SF where the plausibility of the science counts.