In this way what are in reality class positions present themselves as scientific, neutral, independent, etc. Against Kant, Hegel claimed that the world was fully knowable. Knowledge was a process which advances from the contradictions present in the appearance of things, which is resolved in their essence, at a higher level of development. The action of contradictions took phenomena towards their real true nature. Quantitative change would result in eventual qualitative change.
Qualitative change is only possible as a negation of the previous condition.
In turn this stage will be negated. The negation of the negation demonstrates the progression from lower to higher forms, from simple to complex. Hegel applied his dialectical logic to science, history, philosophy, only being a idealist he regarded mind not matter as the sole reality. However, Hegel had broken with the metaphysical idealism that characterised much feudal thought. So, For Hegel Reason alone would destroy the illusions of ideology.