What does winning the race symbolize to Kamau?

Read this excerpt from leah missbach day's foreword to wheels of change. bicycles have long played a role in my life. as a young woman, i rode one year-round before i had a car. but it was later in adulthood that the bicycle became more than a source of transportation for me. the bicycle actually began to truly shape the way i saw the world. what is the author's purpose for including this in the foreword?

  which statement describes the main argument of truth’s speech

In describing jimmy wells as the truest, most loyal fellow, what tone is conveyed