“Once you get rid of integrity, the rest is a piece of cake.” J.R. Ewing (Larry Hagman), a ruthless oil baron in the American prime time television soap opera that aired on CBS from April 2, 1978 to May 3, 1991. (in response to being asked at 0:17 how he could live with himself). https://www.youtube.com/watch?v=lb6OYblh0Qo
Re: Situational ethics see https://en.wikipedia.org/wiki/Situational_ethics
Eideard 
“Once you get rid of integrity, the rest is a piece of cake.” J.R. Ewing (Larry Hagman), a ruthless oil baron in the American prime time television soap opera that aired on CBS from April 2, 1978 to May 3, 1991. (in response to being asked at 0:17 how he could live with himself). https://www.youtube.com/watch?v=lb6OYblh0Qo
Re: Situational ethics see https://en.wikipedia.org/wiki/Situational_ethics
“Two years into President Donald Trump’s term, the roster of his cabinet members and top advisers continues to churn at an unprecedented rate – an updated guide to who’s in and who’s out. (ProPublica Jan 18, 2019) https://features.propublica.org/cabinet-cards/trump-cabinet-advisers-turnover-two-years/