Sentences with phrase «coldhearted louts»

Why are some people are trustworthy while others cheat and lie, some generous and others coldhearted louts?

Research that I have done over the past decade suggests that a chemical messenger called oxytocin accounts for why some people give freely of themselves and others are coldhearted louts, why some people cheat and steal and others you can trust with your life, why some husbands are more faithful than others, and why women tend to be nicer and more generous than men.