Then exalted be Allah, the True King! And hasten not (O Muhammad) with the Qur'an ere its revelation hath been perfected unto thee, and say: My Lord! Increase me in knowledge.

For most of us the problem isn’t that we aim too high and fail - it’s just the opposite - we aim too low and succeed.

Knowledge is indivisible. When people grow wise in one direction, they are sure to make it easier for themselves to grow wise in other directions as well. On the other hand, when they split up knowledge, concentrate on their own field, and scorn and ignore other fields, they grow less wise — even in their own field.

You always learn a lot more when you lose than when you win.

The world as we have created it is a process of our thinking. It cannot be changed without changing our thinking.

Where there are no learned men, there even the ignorant are esteemed learned, as where there are no trees, there the lonely palm is esteemed a tree.