Perfectionism is striving for perfection. In itself this desire is anything bad in itself does not carry: if mankind did not aspire to constant improvement, we could have stayed in development and, in the end, just disappeared. This desire and belief in progress is the "healthy perfectionism". However, you need to understand that the ideal and the ideal to be unattainable. Perfectionists who have a desire for the best becomes a mania, I believe that if you do not do something perfectly, that is of no use whatsoever for this thing to take. The obsessive desire to do things better all brings a lot of inconvenience. Perfectionism is not necessarily manifested in all spheres of human life. People, for example, can be a perfectionist at work, but at home it's chaos. An extreme manifestation of perfectionism can be considered a desire to ensure that everything was in place, according to a strict order, like at work, in your personal life and home.