Pars is a name with Turkish roots. It means pardus which is a hunter feline. People called Pars are usually very hardworking, intelligent, handsome and charismatic. They look good and fit.
Adoption of the simplest explanation for an observation. Also stinginess or frugality in regards to economics and finance.
Vanguard must spend a lot of money on printing and mailing its statements, because of the extrapaper involved. Undoubtedly, that was a tough decision for the company, which is known for its parsimony
12 step recovery jargon referring to someone new who talks about how great life is, now that they'resober. Usually meaning that the person is out of touch with reality.
The new guy seems pretty happy for a dude who has no job, no money and no family. He must be on a pink cloud.