There are times in life that you will end up feeling sad. You may even end up feeling easily cheerful. You could experience both within minutes or even seconds of each other. It is possible plus I have felt it easily much so before. This came about me when I started caring about my HVAC system. This happened because it had broke down rapidly one time. It was right in the middle of summer time too. The air conditioner had been our savior for that summer. It was one of our hottest summers on record. I had regret not taking care of the system sooner. I could avoided this situation. I suffered for many afternoons with no air conditioner plus just trying to run fans within the house. I had contacted an HVAC supplier that is in my town. They looked at the system. They said that because I never worked on it the system was shot. It was going to cost just as much to maintenance as it was going to update it with a modern one. I evidently decided to update it. I got a t system. I was waiting afternoons for them to have the time to install it, and when they finally did I was so cheerful. I had finally felt cooler with the air conditioner. I was still worried moments later when I continued to remember how much money I spent on it. I kept switching emotions. I will regularly take care of this system now. I never want to feel bad about spending the money. I just want to be comfortable.