We begin with the hypothesis that any subject can be taught effectively in some intellectually honest form to any child at any stage of development.
我们从这样的假设开始:任何学科都可以以某种智力上诚实的形式有效地教给处于任何发展阶段的任何孩子。
Sustainable fishing isn't an option—it's the only way forward if we want to preserve marine life.
Never underestimate the power of a well-designed experiment.
我对自己的决定非常有信心,因为我是为自己做的。