Leadership is about making others better as a result of your presence and making sure that impact lasts in your absence.

I believe in art that is generous rather than exclusive.

Pressure is a reflection of your ambitions.

For systems, the analogue of a face-lift is to add to the control graph an edge that creates a cycle, not just an additional node.

The secret of change is to focus all of your energy，not on fighting the old，but on building the new.

Success is not about the destination, but the journey.

I'm a black American, I am proud of my race. I am proud of who I am. I have a lot of pride and dignity.