Q0209
Han Feizi
A verified English rendering from the curated archive.
English
When the age changes, affairs change; when affairs change, preparations must change.
Source context
This English passage is associated with Han Feizi, Five Vermin, within the tradition of Legalism. The wording below is a verified rendering prepared for careful reading rather than a claim of unique translation authority.
A short reading
Read in the register of philosophy, the sentence asks the reader to test an assumption rather than to collect a slogan. In Han Feizi's wider work, similar claims are usually offered as prompts for judgment: what would have to be true for the sentence to hold, and what would follow if it did?
How to cite this quotation
APA: Han Feizi. (n.d.). When the age changes, affairs change; when affairs change, preparations must change. In Philosophy Blind Box. https://www.philosophydef.com/quotes/q0209
MLA: Han Feizi. “When the age changes, affairs change; when affairs….” Philosophy Blind Box, https://www.philosophydef.com/quotes/q0209.
Chicago: Han Feizi. “When the age changes, affairs change; when affairs….” Philosophy Blind Box. Accessed 2026. https://www.philosophydef.com/quotes/q0209.