You never fail until you stop trying.
农业的可持续性不是一种选择,而是生存的必需。
Economics is at its best when it helps us solve real-world problems in a rigorous and transparent way.
On marketing: "In the old world, you devoted 30% of your time to building a great service and 70% of your time to shouting about it. In the new world, that inverts."