[Volt]

You should literally continue reading the rest of the sentence.

[msla]

Haskell doesn't have generics or templates, it has an expressive type system.

[tpoacher]

"Expressive Type System" without context is just a buzzword. In this particular context, it simply means that Haskell allows for types to be parameterised, which is a different way of saying it allows for generic types.