“Courage cannot be counterfeited. It is one virtue that escapes hypocrisy.”
Napoleon : In His Own Words (1916)
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Napoleon I of France 259
French general, First Consul and later Emperor of the French 1769–1821Related quotes

“In a good cause hypocrisy becomes a virtue.”
Source: 1960s, Julian (1964), Chapter 1, Priscus to Libanius, Antioch June 380

“Hypocrisy is the homage that vice pays to virtue.”
Vol. 4, pt. 2, translated by W.P.Dickson.
The History of Rome - Volume 4: Part 2

“Hypocrisy is an homage that vice pays to virtue.”
L'hypocrisie est un hommage que le vice rend à la vertu.
Maxim 218.
Reflections; or Sentences and Moral Maxims (1665–1678)

“Hypocrisy is the homage that vice and wrong pay to virtue and justice.”
Source: Morals and Dogma of the Ancient and Accepted Scottish Rite of Freemasonry (1871), Ch. III : The Master, p. 73

“2580. Hypocrisy is a Sort of Homage, that Vice pays to Virtue.”
Introductio ad prudentiam: Part II (1727), Gnomologia (1732)

“Hypocrisy is a fashionable vice, and all fashionable vices pass for virtue.”

As quoted in USA Today (5 March 1988)
Variant:
Courage is the most important of all the virtues, because without courage you can't practice any other virtue consistently. You can practice any virtue erratically, but nothing consistently without courage.
As quoted in Diversity : Leaders Not Labels (2006) by Stedman Graham, p. 224