老少皆宜

suitable for both the young and the old

prefix used before the surname of a person or a numeral indicating the order of birth of the children in a family or to indicate affection or familiarity / old (of people) / venerable (person) / experienced / of long standing / always / all the time / of the past / very / outdated / (of meat etc) tough

the old and the young

few / less / to lack / to be missing / to stop (doing sth) / seldom

young

all / each and every / in all cases

surname Yi

proper / should / suitable / appropriate