“To sin by silence when they should protest makes cowards of men” is a meaning of protest and is found in the Abraham Lincoln Presidential Library.
<u>Explanation:</u>
“To sin by silence when they should protest makes cowards of men” was never said or written by Abraham Lincoln but it was from a poem written by Ella Wheeler Wilcox.
“To sin by silence when they should protest makes cowards of men” is a meaning of protest and is found in the Abraham Lincoln Presidential Library.
But, it was the lines from the poem "Protest" that spoke about protest and silence and the rise of human race climbing upon protest for their freedom.