Writing poetry used to be a combination of cut-and-dried rules and flight of fancy. In today's world, however, many of the rules are ignored, or at least less important than they once were. More topics are possible, as are more approaches, readers, and poets.
Many people choose to get their exercise by performing repetitive, formal exercise programs. Others choose to get their exercise from the life they live. Is one better than the other? I'm not sure there is a perfect answer, but here are my thoughts.
Usually when we hear those words, the whole sentence is, "It's all about you, isn't it?", usually spoken with in a sarcastic tone of voice. The implication is that the person being addressed is not concerned with the reality of the situation, and does not care about what may be the best for the most, but feels that everything has to do with them and that everyone needs to cater to their whims.
We look in the mirror, try on a new pair of pants, or step on the scale, and are not happy with what we see or feel. Maybe we are running after a bus, walking the dog, or playing with the kids or grandkids and find that we are rapidly out of breath where once we would not have given it a second thought.
Many times I have heard people say that they were going to start walking to lose weight. Then I find out they are taking walks of about a mile, about 20 minutes. They lose weight at first but then it tapers off. Many try to lose more weight by taking a second walk each day. Here's why they would be better off to take one long walk for weight loss rather than two shorter ones.