Bruce Nauman — American Sculptor born on December 06, 1941,

Bruce Nauman is an American artist. His practice spans a broad range of media including sculpture, photography, neon, video, drawing, printmaking, and performance. Nauman lives near Galisteo, New Mexico... (wikipedia)

If you really want to do it, you do it. There are no excuses.
I like to use my hands and make things... It might seem pretty stupid or pointless but that doesn't matter... some of the most interesting work is the stuff that starts like that - out of a raw need for activity.
I think humor is used a lot of the time to keep people from getting too close. Humor side-steps and shifts the meaning.
And then what makes the work interesting is if you choose the right questions.
Generalised anger and frustration is something that gets you in the studio, and gets you to work - though it's not necessarily evident in anything that's finished.