-* [A Gentle Introduction to Haskell](https://www.haskell.org/tutorial) (from 2000)
-* [Learn You a Haskell for Great Good](http://learnyouahaskell.com)
-* [Real World Haskell](http://book.realworldhaskell.org/read)
-* [Yet Another Haskell Tutorial](https://en.wikibooks.org/wiki/Yet_Another_Haskell_Tutorial/Preamble)
-* [Haskell Wikibook](https://en.wikibooks.org/wiki/Haskell)
-* [What I Wish I Knew When Learning Haskell](http;//dev.stephendiehl.com/hask)
+
+<!--
+Don't mind Haskell syntax, but not yet comfortable with do-notation / monads
+* [You could have invented monads! (and maybe you already have!)](http://sigfpe.blogspot.com/2006/08/you-could-have-invented-monads-and.html)
+* [Understanding Haskell Monads](http://web.archive.org/web/20120626020258/http://ertes.de/articles/monads.html)
+* [All About Monads](http://monads.haskell.cz/html/index.html)
+
+Metaphors and analogies
+* [Understanding monads](http://en.wikibooks.org/wiki/Haskell/Understanding_monads)
+* [Monads as containers](http://www.haskell.org/haskellwiki/Monads_as_containers)
+
+Making monads nest
+* [Monad Transformers Step by Step](http://www.cs.virginia.edu/~wh5a/personal/Transformers.pdf)
+* [Grok Haskell Monad Transformers](http://sigfpe.blogspot.com/2006/05/grok-haskell-monad-transformers.html)
+
+Links to Category Theory
+* [The Haskell Programmer's Guide to the IO Monad](http://doc.utwente.nl/53411/1/00000154.pdf)
+
+* [Quick Introduction to IO](https://wiki.haskell.org/Introduction_to_IO)
+* [A tour of the Haskell Monad functions](http://members.chello.nl/hjgtuyl/tourdemonad.html)
+-->
+