The Contenxt
anyone who wishes to master an activity must first understand its tools and rools.This is as true if critical thinking as it is of golf,carpentry,flying a plane,or brain surgery.In critical thinking,however,the tools are not material objects but concepts and the rules governmental rather than physicial performance.
任何一个人，如果他想掌控一个活动，就必须先理解它的工具和规则。这一点对批判性思维的正确性就像打高尔夫，做木工，开飞机，或者脑部手术一样。但是，在批判性思维中，工具并不是实物，而是观念，精神准则，而不是物理上的表现。
the first section explores seven important concepts----individuality,critical thinking,truth,knowledge,opinion,evidence,and argumentwitn a charorn
