But something that tugs at an idea or a feeling that you really can't define or name, that is timeless.

但那些激发你某种莫名的想法或感觉的东西，却是永恒的。

关于现代美术 - SpeakingMax英语口语达人

Now, people may come and go, but perfect justice -the idea of perfect justice--that's timeless.

人类可能生老病死,但是完美的正义,或者说完美正义的理念,是永恒的

耶鲁公开课 - 死亡课程节选

The work is not, in a sense, written simply as a sort of timeless philosophical treatise, but as a dramatic dialogue with a setting, a cast of characters and a firm location in time and place.

但本书的著作目的，不仅是,永恒的的哲学论述，更是戏剧性的对话，内含场景，人物,及一个确切时间与位置。

耶鲁公开课 - 政治哲学导论课程节选