Since leaving the White House,
Bush gave a rare interview to CNN's "
When asked about his amateur painting career, George W. Bush replied, "I'm driven to be as good as I can be. I'm a task-oriented person and every painting is a task in a sense."
At first, he said, "I was trying to be like a Polaroid camera. I'm learning ... how to work colors, to get a different feel. I don't know what I'd be doing -- I don't drink anymore. I guess if I were a drinker, I'd be up there drinking away. Now I'm painting away."
Bush's paintings were a private hobby before they were leaked to the public a few years ago by a hacker. Since then, the former president has spoken publicly about his art and shown some of his paintings on television.
Earlier this year, the former president held his first solo art exhibition, "The Art of Leadership: A President's Personal Diplomacy," at the George W. Bush Presidential Library and Museum in Dallas. The exhibition featured two dozen portraits of leaders created by Bush, as well as personal artifacts, photographs and other items.
Bush's portrait of his father is featured in the new book. In the CNN interview, he advised artists to "never paint your wife or your mother." He revealed that he in fact painted his wife, Laura Bush, and that she didn't care all that much of the result.
On Sunday, Bush paid an unexpected visit to the