按照传统，大学生在开始他们的人生旅程之前要参加毕业典礼以鼓励自己。

Traditionally, college students hold a graduation ceremony to encourage themselves before they set off on their life journey.

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1998年7月，他们在阿拉斯加开始了他们的旅程。

In July 1998, they began their trip in Alaska.

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赛赛曼先生开始讲述他们的旅程，以及他对放弃这段旅程感到多么遗憾。

Mr. Sesemann began to speak of their journey and how sorry he was to give it up.

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