be calm and collected to a fault / behave too mature for *one's age

be calm and collected to a fault / behave too mature for *one's age

too sober / too quiet

too sober / too quiet

too sober / too quiet

too sober / too quiet

let *something fall too far / drop *something too far

let *something fall too far / drop *something too far

let *something fall too far / drop *something too far

let *something fall too far / drop *something too far