Complex sentence: Hegelianism is a philosophy developed by Georg Wilhelm Friedrich Hegel which can be summed up by a favorite motto by Hegel "The rational alone is real," which means that all reality is capable of being expressed in rational categories.
Split into simpler sentences: Hegelianism is a philosophy developed by Georg Wilhelm Friedrich Hegel which can be summed up by a favorite motto by Hegel "The rational alone is real". Which means that all reality is capable of being expressed in rational categories.