Once you finish a bite-size portion, you move on to serve yourself another bite-size portion, probably from another dish. (Which is what I did for the sake of not seeming ridiculous continually serving myself small portions of the same dish).
Unlike the Western convention, where you serve yourself one large portion at the beginning of a get-together, in Thai culture, you serve yourself the equivalent to a bite-size portion many times throughout the meal.
And we have to make sure that our parents have -- parents have good information about what foods are good for kids, what snacks are healthy and how much -- how large of a portion size we should have.
These stones currently makeup a tiny portion of the gem-quality diamonds in the marketplace and have until recently been limited in terms of size and color.