perhaps doubtful. His sermons were usually fifty or more minutes long and to follow arguments and reasoning for that length of time would require a higher degree of concentration than most congregations were capable of giving. Fortunately, as Frederick Catherwood says, Lloyd-Jones ‘had the power to clothe his clinical analysis with vivid and gripping language, so that it stayed in the mind’.13 For some, however, it was ‘intolerable’ and monotonous.14 Lloyd-Jones believed that in preaching logic was not