We are all born ignorant; but one must work hard to remain stupid.
Human behavior flows from three main sources: desire; emotion; and knowledge.
To know what you know and what you do not know; that is true knowledge.
Knowledge has to be improved; challenged; and increased constantly; or it vanishes.
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.
In the 20th century; we had a century where at the beginning of the century; most of the world was agricultural and industry was very primitive. At the end of that century; we had men in orbit; we had been to the moon; we had people with cell phones and c
By: David Gerrold
Ralph Waldo Emerson
P. J. O'Rourke
Henry David Thoreau
George Bernard Shaw