There is a deficit of critical thinking in the general population and this, combined with a lack of imagination and emotional and intellectual inertia…...

Looking back now, I realize something I never understood then — what he had instilled was an ability to think critically. Along with creativity, collaboration, and communication, critical thinking is one of the four components of learning in the 21st century. Unlike the other three, critical thinking is often difficult to reduce to bite-size pieces of understanding and challenging to teach to others.