United Kingdom, May 14 -- Natalie Portman finds living in Paris "very different" from living in the US.

The 43-year-old actress relocated to the French capital in 2014 and now finds it "weird" whenever she returns to the United Staes only to find that strangers don't greet each other like they do in Paris.

She told Net-a-Porter: "I find the people here are actually incredibly friendly - you just have to know how to interact, so that we're not the ones being rude. Now, when I go back to the U.S., I'm like, 'Oh,' I would go into a store and not say hello to everyone there? It's weird.

"I think we have an assumption that Western cultures are all the same, and kind of evened out by all this pop culture that everyone consumes. It's not true...