There is a lot of information and advice rolling around the internet on this topic. I like to keep it simple, so here is what works for me. I Focus on Food, Fitness, and Fun.
The results you want come from the dedication you need. No gimmick, no games... dedication equals results. So how do you dedicate yourself to something? Another simple answer, dedication is shown through consistent action. From here it is just a matter of finding the actions you need to consistently accomplish in order to be dedicated.
Execution of warrior skills requires physical fitness. For a lot of people fitness training is surrounded by "ya, buts..." and other excuses. I believe the simplest answer to this problem is to just drop down and do some push ups to get your mind right. Push ups are a fast action you can take
There are three Archetypes of Skill that help us define and focus the areas we want to improve to live skillfully. These are The Warrior, Scholar, and Monk. This article provides the initial overview of the attributes and skills associated with the warrior.
I believe we are driven by what we have learned through education, training and experience, however we are defined by what we do. You can know a lot but your value (to yourself and others) is a result of the actions you take. Taking action requires knowledge and proficiency in skills that matter. Think about the following