Who quoted this, "Common sense is not so common" ?

"Common sense is not so common" is a quotation from Voltaire.

Voltaire (1694 – 1778):
- French historian and philosopher.
- “Voltaire” is the pen name under which French author-philosopher François-Marie Arouet published a number of books and pamphlets in the 18th century.
- He was a key figure in the European intellectual movement known as the Enlightenment.

Best Works:
- Candide
- The Age of Louis XIV
- Henriade.
- Brutus
- The Tragedy of Zara
- Vision de Babouc

Source: Britannica.com