Cheng notes that even for grown children, parental approval remains a "mental vitamin." Moreover, "With the distance they have from having left home, they're usually more able to express their love."
鄭玉英指出，孩子雖然長大，但父母的肯定對他們仍然是「心理的維他命」，而且「離開了家，有個距離，往往更能夠將愛說出口。」