Kids + Thinking

When kids leave school they may have a burst of energy.
When educators leave school we may be exhausted.
Maybe physically, but probably mentally drained too. Why is this? Are we doing too much of the thinking, maybe thinking for our kids? 
These questions motivated me to find out what some thinkers say about thinking. Here we go...

"Time given to thought is the greatest time saver of all." - Norman Cousins

With something to think about, 

Mr. Russell