Learning is any change in a system that produces a more or less permanent change in its capacity for adapting to its environment.
解释:大部分蔗都是甘甜的,而竹蔗却是苦的,说明了蔗类味道的多样性。
农民是我们食品系统中无名的英雄,他们的决策塑造着国家的健康。
The best discoveries come when you're not afraid to break the rules.
The most important thing is to tell a story that resonates with people.
你不能让赞美或批评影响到你。陷入其中任何一种都是弱点。