translation.en: Now, there are many upstreamists, and I've had the privilege of meeting many of them, in Los Angeles and in other parts of the country and around the world, and it's important to note that upstreamists sometimes are doctors, but they need not be.
translation.zh: 现在，出现了许多逆流而上者， 我有幸可以在洛杉矶 或国内其他地区， 以及世界各地见到他们， 值得指出的是，逆流而上者， 可能是医生，但并不一定是。