life is not measured by the number of breaths we take, but by the moments that take our breath away.

直译: 人生不是用呼吸了多少次来度量的,而是用度过了多少个让我们摒住呼吸时刻来度量.

意思就是说,人生的意义不在于活得长,而在于有多少个值得回忆的精采瞬间.