One way for art to be good is for it to talk about essential things. The art of Gerard Byrne, who was asked to fill the Irish Pavilion at this year's Venice Biennale, does that.
Aernout Mik, the artist who's filling the Dutch pavilion this year, makes art that is too complex to take in all at once and too compelling to pass by.
A crumpled modernist sculpture comments on the fall of communism in Europe.
In an installation that was inspired by a break-up letter, French artist Sophie Calle shows that revenge can have a funny side.
Swimming in a sea of video and installation art, giant, photo-realist paintings of Mediterranean fruits rise above the rest.
At the Venice Biennale, the work of Felix Gonzalez-Torres provides resonant objects for us to look at and think about, including these licorice candies that are strewn about the floor, free for the taking.