The primary function of a constitution was to mark out the boundaries of governmental powers-hence in England, where there was no constitution, there were no limits (save for the effect of trail by jury) to what the legislature might do. Bernard Bailyn
A primary function of art and thought is to liberate the individual from the tyranny of his culture in the environmental sense and to permit him to stand beyond it in an autonomy of perception and judgment. Beverly Sills
Prediction is not just one of the things your brain does. It is the primary function of the neo-cortex, and the foundation of intelligence. Jeff Hawkins
The primary function of a theater is not to please itself, or even to please its audience. It is to serve talent. Robert Brustein
Leadership produces change. That is its primary function. John Kotter
The primary function of the government is - and here I am quoting directly from the U.S. Constitution - to spew out paper. Dave Barry