Oxygen mask instructions, self-interest, and altruism

The full video from which this discussion is excerpted: https://www.youtube.com/watch?v=ttPM_pDtzOo. 0:00 Does putting your own oxygen mask on first exemplify rational self-interest? 6:00 Lifeboat example 8:44 Back to the oxygen mask case 21:26 Morality and practicality 24:41 Back to the oxygen mask case (again) Thumbnail photo by Kenny Eliason on Unsplash. #oxygenmask #selfinterest #altruism #aynrand #objectivism #philosophy #ethics #egoism #rational #selfishness #selfsacrifice #lifeboat #morality #practicality #selflove #selfcare