Is it really instinctual for people to be more focused on their own survival than on showing empathy, and can this be changed?

Why does coffee seem more necessary towards the end of the working week?
Should you stay with someone who makes you feel like you have to check their phone?
What are some common passive-aggressive behaviors of narcissistic neighbors, and how should I handle them?
Are you more affected by news of crimes committed nearby than crimes that happen far away?