The vast majority of human beings dislike and even dread all notions with which they are not familiar. Hence it comes about that at their first appearance innovators have always been derided as fools and madmen.
When a thing is new, people say: ‘It is not true.’ Later, when its truth becomes obvious, they say: ‘It is not important.’ Finally, when its importance cannot be denied, they say: ‘Anyway, it is not new.
Dixit 
