"I'm in my usual state up here in the commentary box: high tension, heart beating like a trip hammer, whatever that is"

Murray Walker was a famous Formula One commentator, and this quote reflects his passion for the sport. He was known for his enthusiasm and enjoyment when commentating, and this quote reveals that he was no various when he was in the commentary box. He was in a state of high stress, with his heart beating like a trip hammer, which is a metaphor for a heart beating extremely quickly. This quote reveals that Murray Walker was enthusiastic about Formula One and that he was constantly thrilled to be in the commentary box. He was a true Formula One fan and his enthusiasm was transmittable. His enthusiasm for the sport was evident in his commentary and this quote is a testimony to that.