Chamber music had also become a regular part of his social life while living in Bern, Zürich, and Berlin, where he played with Max Planck and his son, among others.
Musik kamar juga telah menjadi bagian rutin dari kehidupan sosialnya ketika tinggal di Bern, Zürich, dan Berlin, di mana ia bermain dengan Max Planck dan putranya, antara lain.