There are so many factors in childhood that can affect how someone turns out that it's hard to know what to do. But there is at least one hard-and-fast rule to prevent a child from growing up unfilial: adults must set good examples themselves.
孩子孝不孝順，成長過程中的變數很多，結果難定。但要避免孩子「不孝」，卻有個千古不變的原則，就是大人要能以身作則。