Q0494
“You must change your mind, not the sky.” — Seneca (Moral Letters 28)
Verified English quotation. Primary source: Moral Letters 28. Theme: mind.
English
You must change your mind, not the sky.
Source and attribution
The archive attributes this English wording to Moral Letters 28 and files it under Stoicism. That locator distinguishes the passage from loose internet attributions: readers can return to the named work or section to check translation, surrounding argument, and edition-specific wording.
About Seneca
Lucius Annaeus Seneca (c. 4 BCE–65 CE) was a Cordoban-born Stoic, tragic playwright, and adviser—later forced suicide victim—under Nero.
How to read this passage
Dualism, materialism, functionalism, and phenomenological descriptions compete. AI renews old questions about understanding and experience. This passage enters that discussion through mind.
Concepts in this quote
- Mind
- Philosophy of mind asks what consciousness, thought, and mental life are—and how they relate to body and world.
How to cite this quotation
APA: Seneca. (n.d.). You must change your mind, not the sky. In Philosophy Blind Box. https://www.philosophydef.com/quotes/q0494
MLA: Seneca. “You must change your mind, not the sky..” Philosophy Blind Box, https://www.philosophydef.com/quotes/q0494.
Chicago: Seneca. “You must change your mind, not the sky..” Philosophy Blind Box. Accessed 2026. https://www.philosophydef.com/quotes/q0494.
Frequently asked questions
What is the source of the quotation “You must change your mind, not the sky.”?
The passage is attributed to Seneca, Moral Letters 28. The archive attributes this English wording to Moral Letters 28 and files it under Stoicism. That locator distinguishes the passage from loose internet attributions: readers can return to the named work or section to check translation, surrounding argument, and edition-specific wording.
What does Seneca mean by mind?
Dualism, materialism, functionalism, and phenomenological descriptions compete. AI renews old questions about understanding and experience. This passage enters that discussion through mind.