Character: Geralt of Rivia. Page 8

You can't pay for something that has no price. Some claim that every, absolutely every thing in the world has its price. It's not true. There are things that have no price, they are priceless. They are the easiest way to find out: it is necessary only to lose them, they are lost forever.

Evil is evil (...) a Smaller, more average - all is one, the proportions are conditional, and the boundaries are blurred.