“[Translated]: The tree of liberty only grows when watered by the blood of tyrants.”
L'arbre de la liberté ne croit qu'arrosé par le sang des tyrans.
Speech in the Convention Nationale, 1792.
Original
L'arbre de la liberté ne croit qu'arrosé par le sang des tyrans.
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Bertrand Barère de Vieuzac 2
French politician, freemason, journalist, and one of the mo… 1755–1841Related quotes

“Ideas grow quickly when watered with the blood of martyrs.”
Attributed in The Cambridge Modern History (1907), ed. Adolphus William Ward et al., Vol. 10, p. 122

“The altar of liberty totters when it is cemented only with blood”
Written in his Journal, Dec 1796, and one of O'Connell's most well-known quotes. Quoted by O'Ferrall, F., Daniel O'Connell, Dublin, 1981, p. 12

Upon visiting the grave of Johann de Kalb, some years after his death, as quoted in "Baron De Kalb" https://books.google.com/books?id=40wyAQAAMAAJ&pg=PA96&dq=%22Would+to+God+he+had+lived+to+share+its+fruits%22&hl=en&sa=X&ei=2IoZVa3XLuyasQTXiIDoCg&ved=0CB0Q6AEwAA#v=onepage&q=%22Would%20to%20God%20he%20had%20lived%20to%20share%20its%20fruits%22&f=false (1827), by George R. Graham and Edgar Allan Poe, Graham's Illustrated Magazine of Literature, Romance, Art, and Fashion, Volume 2, Watson, p. 96.
Posthumous attributions

Song of the Greeks
Bartlett's Familiar Quotations, 10th ed. (1919)

On the Entry of the Austrians into Naples (1821).
Bartlett's Familiar Quotations, 10th ed. (1919)

“When nations grow old, the Arts grow cold,
And Commerce settles on every tree.”
On Art And Artists (1800) 'On the Foundation of the Royal Academy'

Implosion Magazine, No. 96, p. 4. (Callum Coats: Energy Evolution (2000))
Implosion Magazine

“We are not to expect to be translated from despotism to liberty in a featherbed.”
Letter to Gilbert du Motier, marquis de Lafayette (2 April 1790)
1790s