The essence of mathematics lies in its freedom.

Sometimes the thing you're most afraid of is the thing that will set you free.

The most sustainable solutions are those that benefit both the business and the planet.

"You have to believe in the long term plan you have but you need the short term goals to motivate and inspire you."

群众的鼻子是他们的想象力。通过这一点，任何时候都可以悄悄地引导他们。