To bring forth the complete capabilities of our brain, we need to put effort into pushing it towards working for us.
The buffet people make their life choices and reach out for what they want. They work hard and long, and once they are done, they either keep coming back for more, or begin to look at the other options that life has to offer them. These people are also the ones who are infected by that constant “what-next” itch. Life is a block of buffet for them, and this is what drives their adrenaline — to get the most out of life.