The psychologist must avoid all forms of mental physics.
如果罗马人被迫先学习拉丁语,他们就永远没有时间去征服世界。
The question isn't who is going to let me; it's who is going to stop me.
我们今天关于海洋资源的每一个决定都会产生涟漪,影响子孙后代。
Learning is not simply the accumulation of knowledge but the transformation of understanding.