This philosophy has different interpretations all over the world, but do you know? Enden.

http://www . Marxists . org/Deutsch/archiv/Marx-Engels/ 1845/thesen/thes feue . htm

But I'm not sure if this is the motto of Humboldt University. Because it can't be found on Google in Germany. But Chinese search is really true. Personal opinion, but MOTO is usually composed of a single phrase or short sentence, and long sentences are rarely used as school motto.