It has achieved the highest global GDP per capita is just a couple dozen of years, starting as a small bit of swamp forcibly kicked out Malaysia. I think it's unfair to say that people are over-romanticizing these sorts of accomplishments.

Starting out at the second richest city in Asia after Shanghai, you mean.

The PAP likes its "fishing village in a swamp" trope, and post-war Singapore certainly had its share of problems, but it was already a wealthy trading entrepot long before Lee Kuan Yew came along.