This must be constantly looked to, or malice and envy will take care to blacken
it so, that the sagacity and goodness of an Allworthy will not be able to see through it, and to discern the beauties within.
Having prepared his mind, by solitude and gloom, to prefer any society to the companionship of his own sad thoughts in such a dreary place, he was now slowly instilling into his soul the poison which he hoped would blacken
it, and change its hue for ever.
A reward of 20,000 rupees has been offered to anyone who blackens
the face of the exiled Bangladeshi author, whose writings some Muslims consider blasphemous.
A reagent blackens
the toner and increases the density, creating the film.
The news further blackens
the cloud surrounding the IOC's growing investigation into vote tampering.