Fat has twice the calories per unit weight that protein or carbohydrate sugar has, as a consequence, has the greatest survival value.

单位重量中脂肪的热量含量,是蛋白质和碳水化合物的两倍,因此,脂肪才是最能维持生存的物质

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Can you tell me the fastest way to learn English to survive in the city?

你能告诉我最快的学习英语的方法让我在城市里生存下去吗？

生存英语 - SpeakingMax英语口语达人

If you can feel the force of that thought, then you're seeing how the question Will I survive?

如果你能感觉到这想法的力量，那你就能明白我是否依然生存这个问题？

耶鲁公开课 - 死亡课程节选

Change often signals danger or opportunity and if we are especially tuned-in to change, it helps us survive ? and it helps us pass along our genes. Okay?

变化通常意味着危险和机遇,如果我们能调整适应变化，我们生存能力更强,并且能传递我们的基因，是不是？

耶鲁公开课 - 心理学导论课程节选

Would that then give us not just personal survival,but what matters?

那能带给我们不仅是个人的生存，还有我们在意的东西吗？

耶鲁公开课 - 死亡课程节选