Authors:

I noticed long ago that Amin has the tendency to concentrate power in his own hands but I did not attach any particular significance to this. However, recently this tendency has become dangerous.

"Afgantsy: The Russians in Afghanistan 1979-89" by Rodric Braithwaite, (p. 65), 2010.
I noticed long ago that Amin has the tendency to concentrate power in his own hands but I did not attach any particular significance to this. However, recently this tendency has become dangerous.