Are We Lucky, or Are We Here Just Because We're Here?

In evolutionary biology, we'll think about things like wool. How could an eye have possibly evolved? It's too complicated. There's no creature that has thinks about wanting something and then involves into it. So with the universe, it seems like we have a similar problem right where it's like, ok, so are we lucky, or are we here just because we're here? And then that's why we feel lucky, exactly. In physics is a drive, as you say, to understand that cause and effect chain,. To go back to the very vary beginning and find the simplest explanation and derive everything from that.