On his climbs, he often recorded what he saw, and researched what he had seen but didn't understand when he returned home; thus, in time he came to know the plants and animals of the mountains like he knew himself. He never rushed his climbs, but instead always took the time to collect materials as he went along.
與山結緣後，他常把山上所見記下，從書上去解決疑難雜症。久而久之，山上的草木蟲石、山勢地形他都暸若指掌；上山也不再急行，更進一步搜集有關資料，做生態調查。