Al-Imam Ali (p.b.u.h), said:
Hadith n. 59
59. Amir al-mu’minin, peace be upon him, said: Whoever warns you is like one who gives you good tidings.
Hadith n. 60
60. Amir al-mu’minin, peace be upon him, said: The tongue is a beast; if it is let loose, it devours.
Hadith n. 61
61. Amir al-mu’minin, peace be upon him, said: Woman is a scorpion whose sting is sweet.
Source: https://www.al-islam.org/nahjul-balagha-part-2-letters-and-sayings