to snatch a patient from the jaws of death; describes exceptional medical skill

a proverb suggesting that while people may be strangers at their first meeting, they will become familiar and comfortable with each other by the second encounter

(idiom) strangers at the first meeting, but soon well-acquainted or comfortable with each other after meeting a second time; unfamiliar at first, but easy the second time

(idiom) First time is awkward, second time is easy; unfamiliar at first, but well accustomed soon enough.