Also, I wouldn't call it deluded, but probably over optimistic, nostalgic or something similar. We all want our club to succeed, but our next cycle of success is far off.
I think it will require some serious economic upheaval and the levelling of the playing field for the likes of us to be serious contenders again.
I mean, look at Arsenal as an example of what it takes to get proper European competition. True, West Ham is playing in that othe European thing no-one but the winners really care about.