In search of the unknown In order to understand information on fossils, he started studying Spanish and spent time going to the library. Whenever he was free, he would go up into the mountains on fossil-hunting expeditions, and began to gather stones that most people would consider worthless.
為了要看懂化石資料，他開始學習西班牙文，花時間上圖書館，一有機會就上山採集，並開始蒐集一般人看起來一文不值的石頭。