tā / nián / qīng / shí / zhěng / tiān / xún / huān / zuò / lè / hòu / lái / cái / yì / shí / dào / shí / jiān / hěn / bǎo / guì

他年轻时整天寻欢作乐，后来才意识到时间很宝贵。

When he was young, he spent all his time seeking pleasure, only later realizing that time was precious.