In his book about his father, third son Hong Min-chang says his image is of a father rarely home and of a mother who was very strict. To prevent the children from taking on the habits of rich kids, she repeatedly drilled the idea into them of being "strict with yourself and lenient with others." "As for hitting, that didn't happen very often.
三子洪敏昌在《大家的國際牌──洪建全的事業志業》一書中也表示，在他印象裡，父親經常不在家，母親持家非常嚴格，為了不讓他們沾染富家子弟的習氣，再三以「克己以嚴、待人以寬」來教育小孩。