A Stoic philosopher and Roman emperor whose personal reflections in Meditations are quoted extensively to demonstrate Stoic approaches to life's problems.

A prominent American general in World War II, celebrated for his strategic acumen in military operations, illustrating the power of perception in dealing with obstacles.

An American pilot who became the first woman to fly solo across the Atlantic, exemplifying determination and persistence in overcoming gender discrimination.

An Indian political activist known for leading a nonviolent campaign against British colonial rule, whose strategy of using opponents' strength against them is highlighted.

An American inventor renowned for his persistence and positive attitude, particularly in overcoming multiple failures and responding resiliently to setbacks.