With so many movies, and only one total miss, they've got a good track record and make some of the only films that make me cry. They manage to tap into your inner child and let it free for about 2 hours.
Pixar has a perfect record. All hits, all the time. So you can pay to see any movie and know that you'll be satisfied and happy. Cons: Some people just don't get animated features. They're better off watching NASCAR or WWF.