60% sureLots of sources credit Rachel Carson with this, and they agree with each other. The book or the speech it first came from hasn't turned up yet.
What turned up
1952 National Book Award acceptance speech (for The Sea Around Us), reprinted in Lost Woods: The Discovered Writing of Rachel Carson (1999). Quoted verbatim by a literary essay citing the speech directly; not independently confirmed on Wikiquote, so held at likely.
Work
National Book Award acceptance speech
Occasion
1952 · New York City · National Book Award for Nonfiction acceptance speech, for The Sea Around Us
Sources checked
themarginalian.orgChecked using claude-sonnet-5, 21 August 2026quotes the 1952 NBA acceptance speech verbatim with date