What is real and what is plastic?

"It is not strange that already people in the United States, in Britain and, soon, in Germany and the rest of the world will want somebody who will fight for them," said Reince Priebus, the Greek-American chairman of the Republican National Committee and President Donald Trump's chief of staff, in Washington on Thursday, one day before the presidential transition.

People, Priebus said, are thirsty for someone who is true. What people long for is that which is real, he said.

"People are tired of plastic politicians, whether they are from Athens or Washington. Plastic does not work anymore," he said.

How can you define real, as opposed to plastic? For example, is Trump real and Barack Obama plastic? And, since Priebus made a reference to Greece, is Prime Minister Alexis Tsipras real while conservative opposition leader Kyriakos Mitsotakis is plastic? Or is Panos...