He admits that at first he had a great deal of ambition in exploring this virgin territory, but in the last nine years, "sometimes I really feel there's no sense of accomplishment." He says there are still many areas that require breakthroughs.
他承認，當初懷有很大的野心進入這塊處女地，但是九年下來，「有時實在沒什麼成就感」，他說，要突破的地方還是很多。