Bowling, Solipsism, and Architecture

Today is U.S. Bowling League Dayhttps://nationaldaycalendar.com/u-s-bowling-league-day-september-3/?subscribe=success#485

Today's word is Solipsismhttps://www.merriam-webster.com/dictionary/solipsism

Born on this day in 1856, architect Louis Sullivan https://www.onthisday.com/