One way to preserve a memory is with a camera.

VOA: special.2010.05.31

We deliberate with an eye to preservation or change to making something better or to preserve it from becoming worse.

我们商议,以求保守或改变,让事物变好,或保守它不至于变得更坏。

耶鲁公开课 - 政治哲学导论课程节选

You could try to figure out how to mesh your scientific view of the mind with these humanist values you might want to preserve.

你可以去试试,看如何将科学心理观,与你所想坚持的人文观念相契合

耶鲁公开课 - 心理学导论课程节选

We are all endowed, he says, with a kind of natural right to life and the desire to preserve oneself is not just a biological fact, although it is also that, it is for him a moral right, it is a moral entitlement, every being has a fundamental right to its own life.

他说，我们具有，一种对生活的自然权利,和保护自己的欲望,这不只是一种生理现象，虽然是一种生理现象，对他来说这更是一种道德权利，是一种道德资格，每个人最自己的生活都有这种根本权利。

耶鲁公开课 - 政治哲学导论课程节选