He argued that transubstantiation, the belief that the substance of bread and wine are changed into Christ's body and blood, was not based on any argument from scripture.
Ia berpendapat bahwa transubstansiasi, keyakinan bahwa substansi roti dan anggur berubah menjadi tubuh dan darah Kristus, tak berdasarkan pada argumen manapun dari kitab suci.