For the ears, you can listen to an audio recording of this presentation. [high fidelity audio playable under all personal computer operating systems via VLC media player, Microsoft Windows Media Player with the Xiph.org codecs for FLAC et al, OS X QuickTime with the XiphQT plugin, etc., on many Android-based mobile devices, and on iOS-based mobile devices via apps such as FLAC Player or Golden Ear]

You may wish to listen to the video recording of the March 30, 2014 performance by the Duke Vespers Ensemble of Orlando di Lasso's Tears of Saint Peter. [3:00 minute mark before program notes, 6:40 minute mark the music begins]