One of the things I like about this is that OP is giving people genuine compliments without any particular agenda. It reminds me of one of my favorite parts of How to Win Friends and Influence People by Dale Carnegie, where he tells a story about complimenting someone, and a student asks what he was hoping to gain from offering the compliment. Carnegie is incensed: > I was waiting in line to register a letter in the…
Are the examples so outdated? I see multiples comments/reviews (here and on the Internet) about the book not being made for modern people/society, but what you pasted looks fine to me. Sure, there may be cultures where making comments of people out of the blue might not be seen as normal, but almost everywhere I've gone in this world allows for comments like these.
If anything, modern social interaction has diverged from what is good for us and what we really want.