una rondine non fa primavera

Italian

Etymology

Literally, “one swallow doesn't make a spring”, a calque of Ancient Greek μία χελιδὼν ἔαρ οὐ ποιεῖ (mía khelidṑn éar ou poieî).

Proverb

una rondine non fa primavera

1. one swallow does not a summer make