The idea that we are stardust is great and all, but DNA is a programming language. It's a code that someone, somewhere, created. This contradicts the theory of cosmic soup and that human beings and all other life formed sporadically due to the perfect environmental conditions.
We are definitely made of the same core elements as everything else in the universe, but I encourage people to raise deeper questions about how we actually got here. Stardust is us, just as much as we are stardust - if that makes sense.
You might like this article of mine. It is primarily about economics but touches on the qualities of complex objects which identify them as products of either natural formation or deliberate engineering.