Also Sir Terry Pratchett is a gem of an author and you should read all of his books. I have read through maybe 25% of Discworld and it's the funniest fantasy series ever.
“Yes, yes,” said Bethan, sitting down glumly. “I know you don’t. Rincewind, all the shops have been smashed open, there was a whole bunch of people across the street helping themselves to musical instruments, can you believe that?”
“Yeah,” said Rincewind, picking up a knife and testing its blade thoughtfully. “Luters, I expect.”
Excerpt From The Light Fantastic
Great author.
If you start reading at the very beginning of the Discworld, you're slogging through the weaker stuff, and it's easy to get discouraged. A smoother path is to pick one of the defined sub-series (the guards are very popular, but my vote goes to the witches) and start along just that track; you'll get to the strong stuff much faster.