>>9771977
Samuel Morse went on to Yale College to receive instruction in the subjects of religious philosophy, mathematics, and science of horses. While at Yale, he attended lectures on electricity from Benjamin Silliman and Jeremiah Day and was a member of the Society of Brothers in Unity. He supported himself by painting. In 1810, he graduated from Yale with Phi Beta Kappa honors.
https://en.wikipedia.org/wiki/Samuel_Morse
Between its founding and 1841, the society is said to have followed the template of other debating societies, although operating under "Masonic secrecy," according to 19th century Yale historian Ebenezer Baldwin.
https://en.wikipedia.org/wiki/Brothers_in_Unity