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As there is no darkness in the moonlight. So is Mustafa (Muhammad), the well wisher, bright. – Abu Bakr
I studied adab for thirty years and I studied knowledge for twenty years. – Abdullah ibn Mubarak
The beginning of knowledge is the intention, then listening, then understanding, then action, then preservation, and then spreading it. – Abdullah ibn Mubarak
I spent thirty years learning manners, and I spent twenty years learning knowledge. – Abdullah ibn Mubarak