In honor of the 125th celebration of science, researchers prepared a list containing 125 questions on July 1, 2005. How can we know the limits of machine learning? was question number 94. When asked what this meant, the following was gleaned: "Computers can defeat the top chess players around the world and they can gather rich information from the Internet." But computers still can't match the human brain when it comes to abstract thought. One of the most reliable measures of intelligence is a person's propensity for learning new things. To begin with, people get knowledge from two sources: the objective world surrounding them and their own personal experiences. Lifelong education is the best way to shape, develop, and eventually perfect one's reasoning and wisdom skills. In 1983, Simon presented a more precise definition of learning. "a particular longterm change that the system creates in order it adapt to the environment," reads the definition of learning here. By making this adjustment, the system will be able to do the same or comparable tasks more efficiently in the future. Learning refers to the process of internal change; it may mean either the persistent and methodical enhancement of work or perhaps the persistent and methodical alteration of an organism's behavior. This human-level concept learning was proven by researchers using probabilistic programmed induction in a science paper published on December 12, 2015. To put it in another way, a variety of distinct learning processes occurring simultaneously inside a complex system, each of which contributes to the overall change in learning.