(2017-10-02-周一 15:08:29)

相反，学习者更易把握并理解这些简单的元素，以更立体的视角重构概念，其中所花费的成本远远小于死记整个复杂概念的投入。学习和复习简单元素，可避免复杂概念在记忆与遗忘间的恶性循环，或者，花费大量时间收获的，只是记住了少部分的内容。

Although the number of items increases, the number of repetitions of each item will usually be small enough to greatly outweigh the cost of (1) forgetting the complex item again and again, (2) repeating it in excessively short intervals or (3) actually remembering it only in part!