That's a way to loaded and bait like question. Why not ask for "the most elegant snippet" instead?

There are beautiful code bases like DOOM source or SAT solvers that are like super models beautiful. Complete and hard to improve. Marvel at from a distance.

There is beautiful code in the libraries everybody uses all the time. All the lib* code. Somebody to marry. Discover the good beauty over time.

And then there is the beautiful snippet of clever code at the bar, quick to love, but one you get to know him it's much more trouble than he's worth.