zhǐ / yǒu / zhēn / zhèng / fǎn / sī / guò / qù / rén / cái / néng / tǐ / huì / dào / jīn / shì / zuó / fēi / de / shēn / kè / hán / yì

只有真正反思过去，人才能体会到今是昨非的深刻含义。

Only by genuinely reflecting on the past can one truly appreciate the profound meaning of realizing one's present correctness and past mistakes.