At bottom every man knows well enough that he is a unique being, only once on this earth; and by no extraordinary chance will such a marvelously picturesque piece of diversity in unity as he is, ever be put together a second time. (Quote by - Friedrich Nietzsche)

As long as the differences and diversities of mankind exist, democracy must allow for compromise, for accommodation, and for the recognition of differences. (Quote by - Eugene McCarthy)

There is such great diversity out there that the evolutionary theory has to explain this; it is not as easy as it may perhaps seem. (Quote by - Peter Grant)