To sell is above all to master the art and science of listening.

Leaders don't create followers, they create more leaders.

The magic formula that successful businesses have discovered is to treat customers like guests and employees like people.

If a window of opportunity appears, don't pull down the shade.

The greatest difficulty in the world is not for people to accept new ideas, but to make them forget old ideas.

The leaders who work most effectively, it seems to me, never say 'I'. They don't think 'I'. They think 'we'; they think 'team'.

Celebrate what you want to see more of.

Excellence is not an aspiration. Excellence is what you do in the next five minutes.

Divas do it, golfers do it, pilots do it, violists do it, sprinters do it, soldiers do it, surgeons do it, astronauts do it...only business people think it isn't necessary to train.

The thing that keeps a business ahead of the competition is excellence in execution.

Stop being conned by the old mantra that says, 'Leaders are cool, managers are dweebs.' Instead, follow the Peters Principle: Leaders are cool. Managers are cool too!

A new idea is delicate. It can be killed by a sneer or a yawn

There's no doubt I'm emotional.

Over the centuries, monumental upheavals in science have emerged time and again from following the leads set out by mathematics.

I feel we need to remind the world about the Apollo missions and that we can still do impossible things.

Holding her hand in public is just another way of saying you're proud to have her.

Where man is the end, or the means, all men are mean.

There is no royal path to good writing; and such paths as exist do not lead through neat critical gardens, various as they are, but through the jungles of self, the world, and of craft.

One characteristic of Americans is that they have no toleration at all of anybody putting up with anything. We believe that whatever is going wrong ought to be fixed.

If somebody pisses me off and I understand it ain't personal then I'll go to another place and I'll meditate.

What a world! Whether you're right or wrong, as long as you're strong, you're right.