2. It's better to cultivate thick than to sacrifice rich; It's too late to regret.

3. Kiss and be kind; Respect for long, righteousness also. -Mencius devoted to

4. filial piety is filial piety, and respect for others is respectful. It means: you are filial to your parents, and your children are filial to you; You respect others, and others respect you. From (Song) Lin Bu's Record of Peace of Mind.