حيث ذكر أنه سيتبرع بجمجمته للعلم حتى يتمكنوا من قياس دماغه، أملاً منه بأن يكون أكبر من دماغ خصمه، حيث كان من المُعتقد في ذلك الوقت بأن حجم الدماغ هو المقياس الحقيقي للذكاء.
He had his skull donated to science so that his brain could be measured, hoping that his brain would be larger than that of his adversary; at the time, it was thought brain size was the true measure of intelligence.