1. An object growth control system for growing an object, comprising: a weighting unit for detecting external environments and a user's state, loading weights on predetermined user emotional states, predetermined object growth tendencies, and predetermined object emotional states according to the result of detection and the user's tendency, and outputting the results of loading of the weights as state data; a growth state analyzer for applying a predetermined statistical model to the state data input for a predetermined period to analyze the user's tendency and outputting a degree of education on the object with respect to the user's tendency based on the state data to which the predetermined statistical model has been applied; and an object operation controller for applying a predetermined rule-based or statistical model to the state data and the degree of education to generate a control signal for controlling the operation of the object.