Is Love of Worldly Things a Sin?

Answered by Shaykh Yūsuf Badāt Question: What is the Islamic ruling of myself liking something worldly (such as my car) doing something (that is not religious) with an objective besides Allāh, such as learning a language for reading science books? In this regard can you explain the statement:      حب الدنيا رأس كل خطيئة    …