Why did Montpensier throw a candlestick?

 title: 'A classical temple with columns.'

According to the text, M. Louis de Montpensier was of 'the most violent temper'[1]. On one occasion, while at the siege of Rochelle, M. de Serre was captured and brought before Montpensier[1]. M. de Serre stated he was holding the place 'For the King', in response, Montpensier 'flung a silver candlestick at his head'[1].