Be careful with generalizing the meaning of one ayah or taking it too literally. That is a very dangerous area to fall into.
This verse describes the two types of verses in the Qur'an- the muhkamat (clear) and mutashabihat (ambiguous):
"He it is Who has sent down to thee the Book: In it are verses basic or fundamental (of established meaning); they are the foundation of the Book: others are ambiguous. But those in whose hearts is perversity follow the part thereof th