Many of us end up paying too much tax or national insurance.
After paying tax and national insurance she gets £75 a week take home pay.
We spend far more per person on medical care than countries with national health insurance, while getting worse results.
Public sector workers pay their tax and national insurance too.
"As a nation, it is very important to have national insurance for everybody," he said in an interview.
He also became an expert in the subject of national insurance.
He was his party's most serious advocate of national health insurance.
He also proposed a number of other measures, including national insurance.
He would have to pay an extra £180 a month in combined tax and national insurance.
That said, his call for national health insurance doesn't advance debate very far.