These signs include problems with memory and even simple mathematics.

VOA: special.2010.07.27

Abraham Lincoln, sixteenth President of these United States, is everlasting in the memory of his countrymen, for on the battleground at Gettysburg this is what he said: He said: "That from these honored dead we take increased devotion to that cause for which they gave the last full measure of devotion: that we here highly resolve that these dead shall not have died in vain;

VOA: special.2011.02.07

"The most important motivating thing for us was to perpetuate the memory of these great men who are sadly dying away before our very eyes,"

VOA: standard.2009.06.02