By Sean Tonner, an EO Colorado member and managing director of R&R Partners

Like most business owners, my entrepreneurial journey has been wrought with high-pressure meetings, major disappointments and nail-biting challenges. In spite of the high-octane stress, sudden setbacks and unexpected obstacles, I have rarely lost a night of sleep. What’s my secret? Perspective. Everyone is given gifts in the form of experiences that help shape their approach to life. The three most impactful life events that serve as my guideposts are as follows: