I have play’d the fool, the gross fool, to believe the bosom of a friend would hold a secret mine own could not contain.
—Philip Massinger (1583–1640) English Playwright
Trust no secrets to a friend, which, if reported, would bring infamy.
—Thales of Miletus (c.624–c.545 BCE) Greek Philosopher, Mathematician
Conceal thy domestic ills.
—Thales of Miletus (c.624–c.545 BCE) Greek Philosopher, Mathematician
To keep your secret is wisdom; but to expect others to keep it is folly.
—Oliver Wendell Holmes, Sr. (1809–94) American Physician, Essayist