Oppose openly and firmly, but never engage in hypocrisy, because opposition is practiced by the courageous, brave, and noble people, whereas hypocrisy is the trait of cowards and the ignoble.
Sulayman bin Abdul Malik, who was a king of the Umayyad dynasty, once inquired from Sheikh al-Hadith Abu Hazim (may Allah have mercy on him), "What is the reason that we love this world and dislike the Hereafter?" He immediately replied, "Because you have populated and built up your world, and ruine...