How to lose weight quickly and permanently

When I was younger I never had problems with weight. I always used to weight much but not to that level, you know what I mean? I never had any trouble with moving on the courts. Playing tennis has always been my passion and it happened just itself. I played and my weight went down, as a matter of compensation for going there a bit earlier than it was planned all the time. I was always in need for something extra to be able to cope with my question - how to lose weight quickly? Actually as you probably know there is no simple solution and one answer to that very question. It is a very complicated issue and we all have to get to know that as soon as possible. You have to know that there is no simple way how to lose weight quickly and permanently. This is what we have to have calculated in the operating costs. When you want to achieve something in a given sport you have to be sure that it will not bring you any information and what is even more important - details that you never wanted to have achieved. How to lose weight quickly, this is something I would like to get to know why things happen like that. what to do and how to lose weight quickly and once for a longer time. It doesn"t have to be permanently, but for longer?