Work does not kill a man, it is worry, irregularity and uncertainty that kill.

It is hard to fail, but it is worse never to have tried to succeed.

It is the set of the sails, not the direction of the wind that determines which way we will go.

Leadership and learning are indispensable to each other.

If everyone is moving forward together, then success takes care of itself.

It is no use saying 'we are doing our best.' You have got to succeed in doing what is necessary.

One can have no smaller or greater mastery than mastery of oneself.

If I have ever made any valuable discoveries, it has been due more to patient attention, than to any other talent.

If you aspire to the highest place, it is no disgrace to stop at the second, or even the third, place.

Don't spend time beating on a wall, hoping to transform it into a door.

I don't like that man. I must get to know him better.

I have far more respect for the person with a single idea who gets there than for the person with a thousand ideas who does nothing

It is easier for a tutor to command than to teach.

Results! Why, man, I have gotten a lot of results. I know several thousand things that won't work.

Whether it's Google or Apple or free software, we've got some fantastic competitors and it keeps us on our toes.

What one has to do usually can be done.

Kill my boss? Do I dare live out the American dream?

Tell the audience what you're going to say, say it; then tell them what you've said.

A great secret of success is to go through life as a man who never gets used up.

But Marge, what if we chose the wrong religion? Each week we just make God madder and madder.

True progress quietly and persistently moves along without notice.