Contents Ruining Ruby Thinking procs Aiming high Numbers Booleans Predicates Numeric operations Lists, briefly Strings, briefly Victory Why? Epilogue Ruining Ruby I love Ruby! I’ve used it every day for years and I’m not sick of it yet. It’s an easy language to love: it’s expressive, flexible and syntactically beautiful; it has a unique combination of useful features like mixins, metaclasses and b