
“The only good is knowledge, and the only evil is ignorance.”
The words of Socrates, as quoted by Diogenes Laertius.
Misattributed
The First Octavo Notebook https://docs.google.com/document/d/1gD981HZ190BUJF-3czZNX3DsFWvqp3cq-Z4QS4d-9gw/edit?hl=en
The Blue Octavo Notebooks (1954)
Das Böse weiß vom Guten, aber das Gute vom Bösen nicht. Selbsterkenntnis hat nur das Böse.
Die Acht Oktavhefte https://books.google.com.hk/books?id=xZ9IBAAAQBAJ&pg=PT16&dq=Das+B%C3%B6se+wei%C3%9F+vom+Guten,+aber+das+Gute+vom+B%C3%B6sen+nicht.+Selbsterkenntnis+hat+nur+das+B%C3%B6se.&hl=zh-TW&sa=X&ei=Fnb9VL6BN4aB8gXwv4CoAw&ved=0CCkQ6AEwAg#v=onepage&q=Das%20B%C3%B6se%20wei%C3%9F%20vom%20Guten%2C%20aber%20das%20Gute%20vom%20B%C3%B6sen%20nicht.%20Selbsterkenntnis%20hat%20nur%20das%20B%C3%B6se.&f=false; published by BookRix, 9-8-2014.
The Blue Octavo Notebooks (1954)
“The only good is knowledge, and the only evil is ignorance.”
The words of Socrates, as quoted by Diogenes Laertius.
Misattributed
“Wisdom we know is the knowledge of good and evil not the strength to choose between the two.”
The Late Forties and the Fifties, 1956 entry.
The Journals of John Cheever (1991)
“There is only one good, knowledge, and one evil, ignorance.”
Socrates II: xxxi http://www.perseus.tufts.edu/hopper/text?doc=D.+L.+2.5.31&fromdoc=Perseus%3Atext%3A1999.01.0257#note-link14. Original Greek: ἓν μόνον ἀγαθὸν εἶναι, τὴν ἐπιστήμην, καὶ ἓν μόνον κακόν, τὴν ἀμαθίαν
Diogenes Laertius
Variant: The only good is knowledge and the only evil is ignorance.
“A person who knows all that is good and all that is true — as much as can be known — but does not resist evils, knows nothing.”
Homo qui scit omnia bona et omnia vera, quotcunque sciri possunt, et non fugit mala, nihil scit
Apocalypse Explained #1180
The Serpent, in Pt. V
1920s, Back to Methuselah (1921)
Hope and Memory: Reflections on the Twentieth Century (2003)