"Learning seems to rely on prediction error because if the world is exactly as you expected it to be, there is nothing new to learn," Poldrack said.

“学习似乎依赖于预测错误，因为如果这个世界和你预测的一样，那就没什么新东西可学了，”Poldrack说。

youdao

It is its capacity to hold error rather than scuttle it that makes the distributed being fertile ground for learning, adaptation, and evolution.

正是其容纳错误而非杜绝错误的能力，使分布式存在成为学习、适应和进化的沃土。

youdao

Learning the business of music can be trial and error without the right guidance, and lead to you wasting a lot of time and money.

如果没有正确的引导，学习音乐行业的知识要经过无数次的尝试和失败，既浪费了时间又浪费了金钱。

youdao

The ultimate goal was always to exploit the opportunity to pour cash into successful innovations before the competition, but these companies recognized that trial-and-error learning usually uncovers opportunities faster than master plans.

FORBES: Three Ways To Make Big Data Make Money