Thus began the modern space age and the promise of future space exploration.

VOA: standard.2009.07.16

Socrates' death at the age of 70 was intended by him as an act of philosophical martyrdom that would allow future philosophy to be favorably recognized as a source of courage and justice.

苏格拉底死于70，岁0,是他盘算中的,哲学殉道举动,让哲学在将来顺利地,被表彰为,是勇气与正义的泉源。

耶鲁公开课 - 政治哲学导论课程节选