How can we, as American citizens, be expected to preserve freedoms protected by the Constitution if we can’t articulate what they are?

How can we, as American citizens, be expected to preserve freedoms protected by the Constitution if we can’t articulate what they are?
A look at how state and local governments across the nation have responded to the rise of “sharing economy” services illustrates an ill-considered hostility and skepticism that risks stifling innovations.
Free speech is such an intuitive and fundamental right that it can often be taken for granted.
In an era in which the only thing both sides can agree on is mutual scorn for one another, diversity of ideas might seem like a lost cause. At the same time, the accelerating racial and ethnic tolerance of today would stun inhabitants of an earlier era.
While brief PSAs have multiplied in quantity with each passing year, it has held equally true that the substance, depth, and diversity of the messaging has grown discouragingly limited.