Hawzah News Agency – The commander of the faithful, Imam Ali peace be upon him says:

لَو سَكَتَ الجاهِلُ ما اخْتَلَفَ النّاسُ .

'If the ignorant ones had kept silent, men would not have differed.'

Source: Bihar al-Anwar, v. 78, p. 81, no. 75