"The internet liquefied physical borders faster than they were already doing on their own."

"When goods do not cross borders, soldiers will."

"To be called a sovereign nation, a nation has to be able to control its own borders."

"Borders may divide us, but, paradoxically, they're also the places where we're nearest to one another."

"A nation without borders is like a house without walls - it collapses."

"Good fences make good neighbours"