One of the signs of a strong Emaan is that one has a soft & pure heart, and of the signs of weak Emaan is that one has a hard heart! The heart is the main organ of our spirituality and relationship with Allah. What are the symptoms of a hard heart? What are the causes that make our hearts hard? ...and how do we cure our hearts and make them soft & serene? Shaykh Yasir Qadhi dedicates his latest khutbah to a crucial yet oft-neglected topic of how to cure the diseases of the heart.