Update : January 12, 2021

Optimist

• one who looks at the bright side of things
• sees a glass as half full
• treats challenge as an opportunity

Pessimist

• one who looks at the dark side of things
• sees a glass as half empty
• does not embrace challenge

Realist

• one who performs a reality check
• asks if water has been poured in or out before deciding the degree of fullness or emptiness
• determines which challenges are worthwhile (e.g. give a good ROI [Return On Investment]
• appreciate the “Prayer of Acceptance”
  “Grant me the power to accept the things I cannot change, the courage to change the things I can and the wisdom to know the difference