Tā / céngjīng / yǐwéi / zìjǐ / huì / yīyè / chéngmíng / hòulái / cái / míngbai / nà / zhǐshì / nán / kē / yī / mèng

他曾经以为自己会一夜成名，后来才明白那只是南柯一梦。

He once thought he would become famous overnight, but later realized it had only been a pipe dream.