epigram

他写的这首短诗巧妙讽刺了现代社会的消费主义。

His short ___epigram cleverly mocks consumerism in modern society.

哲学教授以一个关于真理难以捉摸的本质的难忘警句开启了讲座。

The philosophy professor opened his lecture with a memorable ___epigram about the elusive nature of truth.

他以一个关于感恩和人生第二次机会的感人警句结束了他的退休演讲。

He concluded his retirement speech with a touching ___epigram about gratitude and life's second chances.