"Take away paradox from the thinker and you have a professor." -Søren Kierkegaard

A professor or teacher must teach from a set of rules regarding the subject at hand, at least that's my interpretation of the qoute. what's yours?

"Society has always seemed to demand a little more from human beings than it will get in practice." -George Orwell, A Collection of Essays

this is both good and bad in a sense that we are human and as such we will always have something to strive for and something to do, but unfortunately we'll never achieve all we have to as a species, there will always be something negative going on.