In foreground, work bike for delivering kegs of beer. In background, a historic site of the #EuropeanPhysicalSociety, including the office of #GeorgesLemaître who first in 1927 developed the theory of the Big Bang, consistent with an expanding universe. Wth the history of the University of Leuven dating back to 1425, and closures during period of French and Netherlander rule, the Catholic University from 1835 was French-speaking, until a split in 1970 changed the institution to a Flemish (Dutch) language institution. (Heilige Geestcollege (Holy Chost College), Naamsestraat, Leuven, Belgium) 20211108