Glad your friend isn't a crow. 
Then I think he's just a satisfied guy who doesn't have many expectations in his life especially at this age of his life and without kids. 

I anso think we should accept the fact some people will never turn to astute materialism. 

Coinsreporter

I love that expression! I will start using the english translation. This friend isn't really like that though. I have other friends who are

siggy47

Trying To Get A Friend Interested In SN

You're right. 
We've a proverb in our vernacular that goes like ***Att ko stano kauwa goo me hi mau marat hai.***

This translates ***The smartest (oversmart) crow always eat the shit.*** 

This literally means what you said. I know many such people and I meet them on a regular basis. They are proud of their tiny achievements and talks about their experiences like only they have had them.

Such people can never accept the suggestions. If your friend is one among them, I'm sure he wouldn't pay heed to yours either. 