gentleness vs magnanimity

gentleness

noun
  • The state of being gentle. 

magnanimity

noun
  • The quality of being magnanimous; greatness of mind; elevation or dignity of soul. 

  • That quality or combination of qualities, in character, which enables one to encounter danger and trouble with tranquility and firmness, to disdain injustice, meanness and revenge, and to act and sacrifice for noble objectives. 

How often have the words gentleness and magnanimity occurred in a corpus of books? (source: Google Ngram Viewer )