The second sort of knowledge, the "legitimate" one, can be achieved through the intellect, in other words, all the sense data from the "bastard" must be elaborated through reasoning. In this way one can get away from the false perception of the "bastard" knowledge and grasp the truth through inductive reasoning. After taking into account the sense impressions, one can examine the causes of the appearances, draw conclusions about the laws that govern the appearances, and discover the causality (αἰτιολογία, "aetiologia") by which they are related. This is the procedure of thought from the parts to the whole or else from the apparent to nonapparent (inductive reasoning). This is one example of why Democritus is considered to be an early scientific thinker. The process is reminiscent of that by which science gathers its conclusions: