For the record, it isn't a show of "fiscal restraint" to cut funding for poor kids, especially when that funding goes toward one of the few programs that devotes itself to the children of the least well-off. Head Start is not without its problems, yes, but of the policy interventions we can make into the lives of children, early-childhood education is one of the most worthwhile. Budget cuts might save a few dollars in the short term, but they would come at significant long-term cost for the country at large.
Relatedly, this entire discussion over Head Start demonstrates the lopsidedness of the conversation over spending and taxes: