As the Dalai Lama turns 90 this month, he is focusing attention on the future of Tibetan Buddhism and the exiled Tibetan nation. 本月将迎来90岁生日的达赖喇嘛正将注意力集中在藏传佛教和流亡藏人群体的未来上。 The spiritual leader, who led a flock of tens of thousands out of Tibet and into exile…