The criterion of gauging of the validity of a philosophical judgment or system is of the critical persuation the one that if arrives through the rational dialectic. The critical persuation, in part, is subjective and in part it must be objective. The objective persuation is that one that is not validly refutable. It is equivalent to the criterion assigned for Popper, of acceptance on the part of the scientific community. The indirect refutation can be scientific, that is, experimentally demonstrated, either in laboratory, either mathematically, and still for History.
When accepted as valid the affirmation of E. Kant, of whom our device cognoscente cannot apprehend the noumnica reality, I do not have as experimentally to prove the truth of this judgment. Its acceptance if of after the mental process that leads to critical persuation. Although not to allow to the previsibility nor the scientific truth, the philosophical knowledge, thanks to its method and to its logic, it is of immense importance for the man. With Chaim Perelman says, ' ' Knowing its limitations, the philosopher knows that its efforts never will produce definitive and complete a workmanship. (…) Caber to others, after it, to continue the effort that will be undertaken by more rationality and justice, and little violence, in the relations humanas.' ' It can be agreed to Moritz Schlick, when it says that ' ' while sciences consider the truth of the statements, the philosophy if occupies of what the statements significam.' ' But the philosophy is something more. Without fiosofic? already the universe was said is caiico, in pieces, in which the excess of information generates the disinformation. It competes congregating the splinters, the parts of the great break-head of the reality. 5 – The tenolgico knowledge. This form of knowledge if distinguishes from all others, for being directed, teleologic; essentially, it searchs to reach objectives, carries through them.
