“The greatest enemy to fear is truth.”
Source: Life, the Truth, and Being Free (2010), p. 101
Source: The 360 Degree Leader: Developing Your Influence from Anywhere in the Organization
“The greatest enemy to fear is truth.”
Source: Life, the Truth, and Being Free (2010), p. 101
“The greatest enemy of clear language is insincerity.”
“The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.”
“Blind belief in authority is the greatest enemy of truth.”
Letter to Jost Winteler (1901), quoted in The Private Lives of Albert Einstein by Roger Highfield and Paul Carter (1993), p. 79 http://books.google.com/books?id=zY7FE9ZyDO0C&lpg=PP1&pg=PA79#v=onepage&q&f=false. Einstein had been annoyed that Paul Drude, editor of Annalen der Physik, had dismissed out of hand some criticisms Einstein made of Drude's electron theory of metals.
1900s
Variant: A foolish faith in authority is the worst enemy of truth.
“The greatest enemy of knowledge is not ignorance. It is the illusion of knowledge.”
Sometimes attributed to Hawking without a source, but originally from historian Daniel J. Boorstin. It appears in different forms in The Discoverers (1983), Cleopatra's Nose (1995), and introduction to The Decline and Fall of the Roman Empire (1995)
Misattributed
“The vision of Christ that thou dost see
Is my vision's greatest enemy.”
The Everlasting Gospel (c. 1818)
Context: The vision of Christ that thou dost see
Is my vision's greatest enemy.
Thine has a great hook nose like thine;
Mine has a snub nose like to mine.
Thine is the Friend of all Mankind;
Mine speaks in parables to the blind.
Thine loves the same world that mine hates;
Thy heaven doors are my hell gates.
“That which is good for the enemy harms you, and that which is good for you harms the enemy.”
Quello che giova al nimico nuoce a te, e quel che giova a te nuoce al nimico.
Rule 1 from Machiavelli's Lord Fabrizio Colonna: libro settimo (Book 7) http://babel.hathitrust.org/cgi/pt?id=njp.32101013672561;view=1up;seq=176 (Modern Italian uses nemico instead of nimico.)
The Art of War (1520)
1950s, Loving Your Enemies (November 1957)