poise vs presence of mind

poise

noun
  • Composure; freedom from embarrassment or affectation. 

  • The weight, or mass of metal, used in weighing, to balance the substance weighed. 

  • Mien; bearing or deportment of the head or body. 

  • That which causes a balance; a counterweight. 

  • A state of balance, equilibrium or stability. 

  • A condition of hovering, or being suspended. 

  • A CGS unit of dynamic viscosity equal to one dyne-second per square centimetre. 

verb
  • To hold (something) in equilibrium, to hold balanced and ready; to carry (something) ready to be used. 

  • To ascertain, as if by balancing; to weigh. 

  • To keep (something) in equilibrium; to hold suspended or balanced. 

presence of mind

noun
  • Focused alertness, quick-thinking resourcefulness, stability of thought and feeling, or good sense, especially in spite of circumstances which are distracting, stressful, or otherwise challenging. 

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