How to cope with people at work who I have nothing in common with?

I'm branded as quiet but really it's because a lot of my colleagues are much older and a lot of them smoke outside at lunch tines. I sense that my lifestyle and hobbies are very different and it makes it difficult to converse. a lot of them had kids quite young and didn't hi to college either

How to cope with people at work who I have nothing in common with?
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