It is a warm but grey and gloomy weekend in Germany, so here are three links I enjoyed:
In case you were wondering whether Trump is a) evil, b) senile or c) a master strategist: here is a piece arguing that c) is unlikely, though a) and b) could easily be true at the same time.
This is surprisingly accurate: academic life told through Wallace & Gromit gifs
This is what being an academic feels like pic.twitter.com/3vwccD8wDP
— Dr Stella Pedrazzini (@StellaPe12) January 21, 2019
When I needed to maximise a two-variable function over a given range of input values, I found this brief tutorial helpful.
Bonus: a pic of Gromit: