One of the features of medieval Islamic science that some modern Muslim thinkers want to revive is the way of perceiving the universe as a spiritual, God-centered place. This tends to work against the independence of science from religious institutions. It's precisely this autonomy that helped science make the breakthrough in the Western world. In the Muslim world, this is still a relatively controversial concept. There is a tendency to say that science should operate under the guidance of religious concerns. I think this is one of the obstacles facing science in the Islamic world.

Somewhere in Brooklyn or Manhattan. A bell rings when you enter. Regulars can burst in sweating and ask the bald, turtle-slow mechanic to fix their derailleur. But supplicant strangers like myself must wait to be seen. The bell means nothing when I enter. So I stood next to a white pillar.

Philosopher Timothy Williamson explains how we can make sense of such vague concepts as 'heap' or 'red' or 'bald' in the process outlining his own solution to what are usually known as Sorites Paradoxes. Williamson gives a precise account of what 'vagueness' means, how it differs from ambiguity, and why this matters.