That's a skill worth learning for the 21st century.

这就是21世纪值得你学习的能力。

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21st century learning draws upon the concept of holism, the Aristotelian idea that systems can only be understood by looking at them as a whole, and not simply by investigating their parts.

21世纪学习借鉴了整体论的概念，也就是亚里士多德的理论——只有整体的观察系统，才能理解它，而不能只研究它们的组成部分。

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The 21st century will be a century for learning.

21世纪将是一个学习的社会。

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The members translate the four pillars of Education for the 21st century (learning to know, learning to do, learning to be and learning to live together) into good practices of quality education.

UNESCO: Education

Exploration of 21st century learning or skills has emerged from the concern about transforming the goals and daily practice of learning to meet the new demands of the 21st century, which is characterized as knowledge- and technologically driven.

UNESCO: EDUCATION

Leveraging the iPads, Droids and iTouches that most kids already had, BYOD is bringing learning to the 21st century and giving kids a preview of how their future workplaces will operate.

FORBES: How This School District Turned its Students' Love of Mobile into Better Learning, Test Scores