<diacritize> Onkowe Dennis Prager so ninu iwe re , Happiness Is a Serious Problem , pe : Gbogbo wolewode teeyan ba n se pelu awon elomii lo le wu igbeyawo lewu . <yor>Òǹkọwé Dennis Prager sọ nínú ìwé rẹ , Happiness Is a Serious Problem , pé : Gbogbo wọléwọde téèyàn bá ń ṣe pẹlú àwọn ẹlòmíì ló lè wu ìgbéyàwó léwu . 