In later life he settled in his family town of Yverdon and married Joséphine Rivier, the daughter of a local aristocrat.

His daughter Sophie unusually inherited the title suo jure, with her and her husband becoming Count and Countess di Panzutti, Henri François Louis Gabriel Guisan, and thus their grandchildren became cousins of General Henri Guisan, later Commander in Chief of the Swiss Army during WWII.

[1] Whilst at Bolbec, it is thought that his interest in abolitionism was heightened due to its proximity to the slave-port of Le Havre.

It was through his religious beliefs that he pursued his struggle against slavery, resulting in him drafting the famous French petition of 1846 in favor of abolition.

Felice maintained a long correspondence with English abolitionists, who won their case in 1833, France abolishing slavery in 1848.