Today's question is complex, as philosophic questions typically are, and any answers should be thought out and reasoned. If that delays things a little bit, that's ok with me.
The first part of the question is about what it means to live a "Full Life," and here the definition of what that means, precisely, will probably vary from person to person, but in general this means a life that is more than a hollow shell. This means more than living the standard social stereotypes, but instead allowing yourself to become a deep well of knowledge, wisdom, love, strength, friendship, honor, or whatever other values are prioritized. It means more than wealth and vapid consumerism. Thus, the first part of today's question is what exactly do you consider a "Full Life?"
The second part of the question is even more difficult. Once you've come to a definition that works for your world view, how do you achieve this fullness of life? How do you make progress toward it? What goals and objectives do you have that will bring you closer to this ultimate objective?
The third part of the question is most difficult, as it stops involving merely you. With you definition, your goals and objectives firmly in mind, consider those around you who matter to you. Whether it is your friends, your family, your lover, your neighbors, or your child's child's child's child, take them into consideration. How do they fit into your definition? How does your definition fit with them? How can you help others who are struggling to come to a realization of the necessity for a full life, and, most importantly, how can you help them to grow, learn, deepen, and become full themselves?