The nature of things (usually referring to humans) is unchangeable - just as the leopard cannot change its spots, a person cannot change their nature.
And if you ask yourself,
'Why has this happened to me?"
it is because of your many sins
that your skirts have been torn off
and your body ill-treated.
Can the Ethiopian change his skin
or the leopard his spots?
Neither can you do good
who are accustomed to doing evil.
U.S. ebook sales up in 2012, but rate of growth is slowing(May 16 2013) In 2012, trade book sales (i.e. non academic book sales) rose 6.9%, to $15.049 billion, and e-book sales continued to grow, although the rate of growth...