“[A] great deal of what we believe we do not know firsthand; instead we have faith in the knowledge of specialists.”
“A great deal of fear is a result of just “not knowing.” We do not know what is involved in a new situation. We do not know whether we can deal with it. The sooner we learn what it entails, the sooner we can dissolve our fear.”
“I know that we have nothing to fear from the flag burners. We have a great deal to fear from those who have lost faith in the Constitution.”
“To know that we know what we know, and that we do not know what we do not know, that is true knowledge.”
“To know that we know what we know, and to know that we do not know what we do not know, that is true knowledge.”
“Confucius said, "To know that we know what we know, and that we do not know what we do not know, that is true knowledge.”