免费的疫苗比昂贵的治疗更有价值，但更难推广。
Free vaccines are more valuable than expensive treatments, yet harder to promote.
Language is the only homeland I have.
The future of animal health lies in prevention, not just treatment.
你能给别人的最大礼物就是你的时间，因为你给了他们永远无法收回的东西。