Who said “You must always be puzzled by mental illness. The thing I would dread most, if I became…”?

Verified

Ludwig Wittgenstein. A published source records them saying or writing it.

SourceConversation of 1947 or 1948

Evidence: Wikiquote · How we check

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“You must always be puzzled by mental illness. The thing I would dread most, if I became mentally ill, would be your adopting a common sense attitude; that you could take it for granted that I was deluded.”
VerifiedConversation of 1947 or 1948 · evidenceInsanity
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For academic work, cite the original where you can: Conversation of 1947 or 1948.

APA

Wittgenstein, L. (n.d.). You must always be puzzled by mental illness. The thing I would dread most, if I became mentally ill, would be your adopting a common sense attitude; that you could take it for granted that I was deluded. [Quotation]. Famous Quotations Network. Retrieved October 24, 2026, from https://www.famous-quotations.com/quotes/24281-you-must-always-be-puzzled-by-mental-illness/

MLA

Wittgenstein, Ludwig. “You must always be puzzled by mental illness. The thing I would dread most, if I became mentally ill, would be your adopting a common sense attitude; that you could take it for granted that I was deluded.” Famous Quotations Network, https://www.famous-quotations.com/quotes/24281-you-must-always-be-puzzled-by-mental-illness/. Accessed 24 Oct. 2026.

Chicago

Wittgenstein, Ludwig. “You must always be puzzled by mental illness. The thing I would dread most, if I became mentally ill, would be your adopting a common sense attitude; that you could take it for granted that I was deluded.” Famous Quotations Network. Accessed October 24, 2026. https://www.famous-quotations.com/quotes/24281-you-must-always-be-puzzled-by-mental-illness/.