1. A method comprising: establishing, by a processing device, a plurality of high-quality candidate content recommendation pools, wherein each of the plurality of high-quality candidate content recommendation pools comprises a plurality of candidate content recommendations; generating a general grade associated with each of the plurality of candidate content recommendations in a first high-quality candidate content recommendation pool; generating a personalized grade associated with each of the plurality of candidate recommendations in the first high-quality candidate content recommendation pool, wherein the personalized grade is generated in view of personal information associated with a first user; determining a recommendation scope associated with the first user in view of the personalized grade associated with each of the plurality of candidate content recommendations, wherein the content recommendation scope comprise one or more scoped content recommendations; and displaying the content recommendation scope to the first user.