Citations:it takes one to know one

English citations of it takes one to know one

• 1949, Nial Kent, The Divided Path, p. 358:

  There's an unkind saying that it takes one to know one, and it's almost true.

• 1947, Poet Lore, p. 280:

  Anyone who appreciates Shakespeare as this author unquestionably does is another Shakespeare — it takes one to know one!

• 1946, Gore Vidal, Williwaw, p. 45:

  “I’ve got a bad egg,” said Bervick. “I guess this was a pre-war egg.” […]

  “It takes one to know one,” said the Chief, referring back to the eggs.

• 1980, Gerald Ford, “Problems Multiply”, in A Time to Heal‎^[1], New York: Berkley Books, →ISBN, →OCLC, →OL, page 209:

  Brezhnev pretended a scowl. "Kissinger is such a scoundrel," he said.
  But Henry was ready for that. "It takes one to know one," he replied.