Joaquim Alves Gaspar, Lisboa, Portugal
|Picture of the day|
Interior of the subsidiary church Pesenbach, municipality Feldkirchen an der Donau, Upper Austria
The Portuguese poet Fernando Pessoa wrote that Newton's binomial theorem was as beautiful as the Venus de Milo.
I would like to add another masterpiece to the pair: Bach's Chromatic Fantasy and Fugue: 
I can't resist putting an alternative: Beethoven's last piano sonata: