“A bird of the air may carry your words”
Do not curse the king even in your thoughts, or curse the rich even in your bedroom, for a bird of the air may carry your words, and a winged creature may report your speech. (Ecclesiastes 10:20 BSB)
What it sounds like today
A superstition that birds literally spy and tattle.
The cultural key
Read flatly, this sounds like a belief that birds eavesdrop and inform on you. It is a proverbial way of saying that no complaint is truly private, especially against the powerful. The 'bird of the air' that 'carries your words' is the ancient counterpart of our sayings 'a little bird told me' and 'walls have ears': grumble against the king even in your bedroom, and somehow, through informers, servants, or sheer chance, the words find wings and reach the very ears you feared. The counsel is prudence under watchful authority: guard your speech, because private words have a way of becoming public. Jesus voices the flip side of the same truth, that 'what you have whispered in the inner rooms will be proclaimed from the housetops' (Luke 12:3). The bird is a figure of speech for leaked words, not a literal spy.
Recovered meaning
'A bird of the air may carry your words' is an idiom for private speech leaking out to powerful ears, like 'a little bird told me' or 'walls have ears.' It warns that even a secret curse against the king can somehow travel and be reported.