It was pretty good. Look for Smith to get an Oscar nomination for his portrayal of Chris Gardner.
Take some tissues.
The film references the phrase "Life, Liberty and the Pursuit of Happiness" from the Declaration of Independence.
Update: Yesterday on NPR's Fresh Air, David Edelstein called "The Pursuit of Happyness" an "economic cliffhanger." He used the same term in his New York Magazine review. It's a very apt description.