Your individual experience is not a reflection of the state of the world. Just like my individual experience is not a reflection of the state of the world. We have biases that make it impossible to be objective. This is why stats and science are important. Humans see the past through biased lenses as well. This is called rosy retrospection. Humans remember the past more positively than it was actually experienced. This is why every generation typically says that things are getting worse and worse.