一切都是一个学习的过程：每次你跌倒，它只是在教你下次站起来。
"Everything is a learning process: any time you fall down, it's just teaching you to stand up the next time."
The most important challenge facing the world today is the need to create strong, effective, and accountable states in the developing world.
"We all live with the objective of being happy; our lives are all different and yet the same."
谦逊是农业教给我们的第一课。
秩序是美所依赖的形状。