Reagan had slogans, and he backed them up with in depth thinking.
If you didn't listen to her speech about energy, then you can be forgiven for saying she doesn't have a serious policy grasp about energy. However, it shows you don't know what you're talking about. It was the substance behind "drill, baby, drill" and it was excellent.
You are falling into the same trap you say Reagan suffered from, believing blindly (because someone said so) she has no substance. She probably knows more about energy policy than 99.9% of the socalled experts.