"One of my favorite examples, and one that I shared in my presentation, is that of clustering. Namely, to perform a clustering, we need to define a function to measure the “pairwise distance” between all pairs of objects. Can you think of a generic way to do so? How about using your favorite Zlib library?"
"Grok how the “class” pattern is just a special case of disciplined prototype re-use. Realize that prototypal inheritance makes a lot of those patterns trivial, and it’s a bit silly to spend so much time on them."
"Cucumber is simultaneously the most interesting and most useless thing I’ve seen from the Ruby community in a while. The idea that you can, and should, write tests in plain English is ridiculous at the outset and from there it devolves into a series of perversions simply to express what you’re trying to get done."