He decided to embark.

他决定上船。

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Not willing to hang around and only indulge himself in past success, he decided to embark on a new career.

不愿再整日无所事事，只是沉溺于昔日的成功，他决定开始一项新的事业。

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In response he decided to embark on a project that was to be "the mother of all product placement movies".

BBC: Morgan Spurlock

Jason Lewis was 26, broke and cleaning windows when he and a college friend decided to embark on an adventure around the world using only human power, one of the last great firsts to conquer.

BBC: Jason Lewis: Circumnavigating the world