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

“Not to have knowledge of what happened before you were born is to be condemned to live as a child.”

“I hope that the memory of our friendship will be everlasting.”

“As the grace of man is in the mind, so the beauty of the mind is eloquence.”

“By the rude bridge that arched the flood,Their flag to April's breeze unfurled,Here once the embattled farmers stood,And fired the shot heard round the world.The foe long since in silence slept;Alike the conqueror silent sleeps;And Time the ruined bridge has sweptDown the dark stream which seaward creeps.On this green bank, by this soft stream,We set to-day a votive stone;That memory may their deed redeem,When, like our sires, our sons are gone.”

“No one can read the history of astronomy without perceiving that Copernicus, Newton, Laplace, are not new men, or a new kind of men, but that Thales, Anaximenes, Hipparchus, Empodocles, Aristorchus, Pythagorus, Oenipodes, had anticipated them.”

“Improvident habits, slovenly systems of agriculture, sluggish methods of commerce and insecurity of property exist wherever the followers of the Prophet rule or live.”

“The worst kind of arrogance is arrogance from ignorance.”

“Really knowing is good. Not knowing, or refusing to know, is bad, or amoral, at least. You can't act if you don't know. Acting without knowing takes you right off the cliff.”

“Education is a process that goes on 'til death. The moment you see someone who knows she has found the one true way, and can call all the others false, then you know you're in the company of an ignoramus.”