Even more impressive to Jones, who had lived a relatively comfortable life, was that this remarkable man—about the same age as Jones—learned to eat this way, and became so steeped in knowledge, while spending years behind bars for opposing Dutch colonial rule.48 Along the way, he had learned to speak in German, English, French, Arabic, and Japanese, in addition to Bahasa Indonesia, Javanese, Sundanese, Balinese, and Dutch.