Yousuf Karsh

I've also seen that great men are often lonely. This is understandable, because they have built such high standards for themselves that they often feel alone. But that same loneliness is part of their ability to create.

The price of diamonds can vary greatly depending on size, cut, color, and other factors, including whether they have a history. But because of the rarity of blue boron diamonds, they often fetch more money than gems of similar quality.