Also, her husband said (almost) the same thing to a bunch of big donors in Texas, after he raised taxes in his first term. The news media reported it, and, ho hum, he got re-elected anyway.
So she is going with a game plan that has worked in the past.
That was the not so famous remark Bubba made about lower taxes being a good thing in theory, but those middle class people wouldn't spend it in the right way.