If you own a home, then you have a tangible assets which is valuable and has real world worth. Such an asset is one that you can constantly improve on, if you are willing to put in the time and effort to do it.
While the housing market fluctuates madly and you may not be sure about where you feel about it, the fact of the matter is that the home is going to be worth something at all times, because it is physical and real and is needed. Homes tend to appreciate in value, as the costs of real estate rise ever higher. Land is even more valuable than homes in some cases.
Either way, you can actually improve on the worth of your home quite effectively if you are willing to do what it takes to make it nicer and comparatively more valuable. The best thing about improving on your home is that you will have a better space to live in, while also making it so that it is more valuable the same time. Additionally, most improvements are not very costly considering how much they will make the worth of the home appreciate.
As a true life example, this author was able to add a few thousand dollars to the worth of his home merely by finishing a room in the basement. By putting up drywall, buying a couple of gallons of paint, painting, and then having carpet installed; the worth of the home was appraised at thousands of dollars more. This room completion took about a week to do, working off and on. If such an appreciable change can come from one room, then landscaping, painting, completion additions, and everything else will cause even more dramatic increases.
Your house is probably the most valuable investment that you have if you own one, so guarding it and taking care of it is very much in your best interest.