Swan did that and more. As he gained experience on his first expeditions, he developed a talent for raising money and hiring accomplished guides who could teach him.

VOA: standard.2009.12.10

Except for two expeditions to Sicily, where he went at the request of Dionysius to help try to establish a philosophical kingship in Syracuse, he remained in Athens teaching and writing.

除了两度前往西西里岛，因应迪欧尼修斯之邀,前去协助建立,位于，Syracuse，的哲学王权，他一直待在雅典教书，写作。

耶鲁公开课 - 政治哲学导论课程节选

Walsh spent eight years in academia. The retired Navy captain continued to pursue his passions as a scuba diver, private pilot and explorer, participating in dozens ocean dives and expeditions to the polar regions.

VOA: standard.2010.06.21

He says the best is yet to come. "The space station now is nearly complete, and if you think that you have seen some pretty interesting expeditions aboard the space station, you ain't seen nothing yet,".

VOA: standard.2009.11.30

Swan says his early mentors instilled in him a simple environmental ethic that has guided him through life: "That was that at the end of our expeditions, we would always leave wherever we went,clean and tidy, take away our garbage, take away everything, just leave our footsteps."

VOA: standard.2009.12.10