I loved my career at Goldman Sachs. I believed in business principle number 1: if the client succeeds, our own success will follow. This principle formed the basis for my career and my leadership style.

Business education must constantly be changing and being updated to improve the quality of the student experience. On line courses will be a key part of supplementing course offerings and providing opportunities for life-long learning. Like any industry, business schools must continue to think and re-think how they add value to students and create thought leadership.

You never do arrive at a destination. You have to work at it and take ownership of the process. What resonates at age 25 is likely to change by age 35 and 45. The process never ends. Realizing this has been a big breakthrough for me.

There is usually a clock in our heads regarding decisions we make and the course of our lives. Sometimes this clock is helpful in that it get us to move rather than put off key actions. Other times, it creates us false sense of urgency that can cause us to overreact, lost patience and make poor decisions. In raising this issue in my book, I want people to be aware of the clock in their heads and question whether that clock is helping or hindering the quality of each particular decision.

Without strong visionary leadership, no strategy will be executed effectively.

The better strategy is to focus on strengths and surround yourself with people who can complement your skills. However, you have to first do the analysis.

If you're the smartest person in the room, it can sometimes be hard to learn to delegate - the person to whom you're delegating will do the task worse than you would - and it will annoy you!