New York Times: I am really encouraged by President Obama’s commitment to clean energy and combating climate change. I just have three worries: whether he has the right policies, the right politics and the right official to sell his program to the country. Other than that, things look great! Last week, House Democrats, with administration support, introduced a 600-page draft bill on energy and climate. At the center of it is a plan to reduce greenhouse-gas emissions through a complicated …