When explaining Christian neutrality to his neighbors, Eugène often spoke of the bougainvillea, a climbing vine that thrives in warm climates. — Matthew 22: 21.
Selgitades oma ligimestele kristliku erapooletuse põhimõtet, rääkis Eugène sageli bugenvilleast, ühest soojades maades kasvavast roniväädist.