While it is certainly not inevitable that children lose their sense of wonder as they grow up, and while adults are in principle as capable of experiencing wonder as children, it is to be expected that, as the world becomes more and more familiar to children as they age, they will experience wonder less readily. It increasingly requires effort to see how extraordinary the world and everything in it is. Familiarity – even if it implies no real understanding at all – can dull the sense of mystery. – Psyche