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One can choose to go back toward safety or forward toward growth. Growth must be chosen again and again; fear must be overcome again and again.
释义:美丽的彩云容易消散,明亮的圆月难得圆满。
可持续性不再是一种选择,而是水产养殖业生存的必要条件。
我们的目标是让电动汽车对每个人来说都是可及的,而不仅仅是少数人的奢侈品。
No matter how complex or refined, all behavior is to be explained in terms of stimulus and response.