When you help people, don't wait around to hear them say, "Thank you." A lot of times we do good things, but in the back of our mind we're hoping to … - Nouman Ali Khan

When you pay attention to the Quran, you discover that it can only be from Allah. It becomes clearer and clearer to you that it cannot be from a human being. But many people don't perceive the Quran this way because Allah doesn't open its doors to people who do not pay attention.

Why does Allah compare the Quran to water? Besides the fact that the Quran came down from the sky, it also brings dead hearts back to life, like water brings life to the dead earth. Similarly as to how water is completely pure, the Quran is pure and purifies everything else. We are completely incapable of creating water ourselves yet benefit from what it produces in the earth, the same way the Quran is not and cannot be the work of a human being but we can extract benefit from the guidance it offers.

Some of the toughest ayah in the Quran have Allah's name "ar-Rahman" in them to make it clear that just because Allah is the Most Merciful, it doesn't mean He's not going to carry out justice.