"But, dude. How will we pay for it?"
"Tax money."
"But, dude. All taxation is theft! You just want our money!"
"Paying for healthcare with your tax money will, in the end, be much cheaper than paying for private healthcare."
"But, dude. How will we pay for it?"
It's an endless cycle of morons who don't want to admit when they're wrong. There's a reason why you even see conservatives supporting Bernie. It's because unlike most candidates, he's actually honest and gives a shit.
https://www.youtube.com/watch?v=2O-iLk1G_ng
I recommend you give this a watch. It's Joe Rogan's interview with Bernie Sanders. If you're curious about his ideas, you should watch it.