The very shaping of history now outpaces the ability of men to orient themselves in accordance with cherished values. And which values? Even when they do not panic, men often sense that older ways of feeling and thinking have collapsed and that newer beginnings are ambiguous to the point of moral stasis.

今天我们播下的每一粒种子都是对明天粮食安全的投资。

技术没有捷径，只有脚踏实地。