Certainly False Quotes

2 Certainly False quotes by 2 unique authors

• Except in pure mathematics, nothing is known for certain (although much is certainly false). — Carl Sagan
• When any opinion leads us into absurdities, 'tis certainly false; but 'tis not certain an opinion is false, because 'tis of dangerous consequence. — David Hume

Who Wrote These Certainly False Quotes

2 authors contributed a total of 2 Certainly False Quotes as follows:

• 1 Certainly False Quote by David Hume
• 1 Certainly False Quote by Carl Sagan