Leadership is about making others better as a result of your presence and making sure that impact lasts in your absence.
领导力就是让他人因为你的存在而变得更好，并确保这种影响在你离开后依然持续。
Markets alone won't solve all development challenges - we need smart interventions too.
降低成本的最好方法是一开始就没有成本。
Train people well enough so they can leave, treat them well enough so they don't want to.