We don’t just manufacture drugs; we manufacture trust.
我们不仅仅是生产药物，我们生产的是信任。
The healthy social life is found when in the mirror of each human soul the whole community finds its reflection, and when in the community the virtue of each one is living.
我永远不想回头看时说我可以做得更多。
Development economics is ultimately about improving people's lives.
Natural experiments are a powerful tool for understanding causal relationships in the real world.
扩展的艺术概念是必要的。
爱永远比恐惧更强大。