"Not to know what happened before means..." - Quote by Marcus Tullius Cicero

“To give counsel, as well as to take it, is a feature of true friendship.”

“History illumes reality, vitalizes memory, provides guidance in daily life”

“It has seemed to be more necessary to have regard to the weight of words rather than to their number.”

“Medicine has made all its progress during the past fifty years. ... How many operations that are now in use were known fifty years ago?-they were not operations, they were executions.”

“In Rome, the emperor sat in a special part of the Colosseum called the Caesarian Section.”

“If increased government spending with borrowed or newly created money is a 'stimulus,' then the Weimar Republic should have been stimulated to unprecedented prosperity, instead of runaway inflation and widespread economic desperation that ultimately brought Adolf Hitler to power.”

“There is no royal road to science, and only those who do not dread the fatiguing climb of its steep paths have a chance of gaining its luminous summits. (Preface to the French edition).”

“Knowledge can be enormously costly, and is often scattered in widely uneven fragments, too small to be individually usable in decision making. The communication and coordination of these scattered fragments of knowledge is one of the basic problems- perhaps the basic problem- of any society.”

“The colleges, while they provide us with libraries, furnish no professors of books; and I think no chair is so much needed.”