“While the art of printing is left to us science can never be retrograde; what is once acquired of real knowledge can never be lost.”

“Innocence, Once Lost, Can Never Be Regained. Darkness, Once Gazed Upon, Can Never Be Lost.”

“...Cities may be rebuilt, and a People reduced to Poverty, may acquire fresh Property: But a Constitution of Government once changed from Freedom, can never be restored. Liberty once lost is lost forever. When the People once surrendered their share in the Legislature, and their Right of defending the Limitations upon the Government, and of resisting every Encroachment upon them, they can never regain it.”

“... anyone can acquire wealth, the real art is giving it away.”

“They blended religion and art and science because, at base, science is no more than an investigation of a miracle we can never explain, and art is an interpretation of that miracle.”

“Once in a while a new government initiates a program to put power to better use, but its success or failure never really proves anything. In science, experiments are designed, checked, altered, repeated-- but not in politics... We have no real cumulative knowledge. History tells us nothing. That's the tragedy of a political reformer.”