The core of drones is not how high they fly, but how well they are used.
我喜欢批评，它让你变得强大。
我相信传播爱与正能量。
巴菲特批评自己在航空业投资的错误时说
Wherever you go, you take yourself with you.
警惕物质诱惑，保持内心独立。