If you're going to meet him, make sure he wears a rubber if/when you two get bizzy. Make sure you introduce him to those you know so that they know you are safe. You don't just meet up with strangers and automatically accept that they are trustworthy, honest and not a psycho.
You're an adult... just be smart and safe and protect your heart.
Tell us. Would you move to Greece to live with him if anything serious ever came of it?
“The willingness to accept responsibility for one’s own life is the source from which self-respect springs.” ~Joan Didion