I am 35, developer (actively coding) and feel like i am still in my twenties. And I only now (like a year ago) started to consider to start a business. Is there

I am 35, developer (actively coding) and feel like i am still in my twenties. And I only now (like a year ago) started to consider to start a business. Is there something wrong with me? But it's true, sometimes I wish i was 22 again.