If you want to remove evil from the minds of others then first give up evil intentions yourself.
More from Ali ibn Abi Talib
The best way to punish an evil-doer is to reward handsomely a good person for his good deeds.
Permalink to quote #196 Obstinacy will prevent you from a correct decision.
Permalink to quote #198 Your supremacy over others is in proportion to the extent of your knowledge and wisdom.
Permalink to quote #195