Employ your time in improving yourself by other men’s writings so that you shall come easily by what others have labored hard for.

It's time to fundamentally change the way that we do business in Washington. To help build a new foundation for the 21st century, we need to reform our government so that it is more efficient, more transparent, and more creative. That will demand new thinking and a new sense of responsibility for every dollar that is spent.

Change will not come if we wait for some other person or some other time. We are the ones we've been waiting for. We are the change that we seek.

No one really wants to admit they are lonely, and it is never really addressed very much between friends and family. But I have felt lonely many times in my life.

You can’t just keep doing what works one time, everything around you is changing. To succeed, stay out in front of change.

You cannot hope to build a better world without improving the individuals. To that end, each of us must work for his own improvement and, at the same time, share a general responsibility for all humanity, our particular duty being to aid those to whom we think we can be most useful.

Nothing in life is to be feared, it is only to be understood. Now is the time to understand more, so that we may fear less.

Management by objective works - if you know the objectives. Ninety percent of the time you don't.

Well, we spend an awful lot of our time working and doing experiments. It’s very busy up on the shuttle.

I am persuaded that every time a man smiles - but much more so when he laughs - it adds something to this fragment of life.

War should be the only study of a prince. He should consider peace only as a breathing-time, which gives him leisure to contrive, and furnishes as ability to execute, military plans.

If patience is worth anything, it must endure to the end of time. And a living faith will last in the midst of the blackest storm.

Whenever you find that you are on the side of the majority, it is time to pause and reflect.

It's so important to realize that every time you get upset, it drains your emotional energy. Losing your cool makes you tired. Getting angry a lot messes with your health.

Do not judge me by my successes, judge me by how many times I fell down and got back up again.

Just as you began to feel that you could make good use of time, there was no time left to you.

Most of the time I don't have much fun. The rest of the time I don't have any fun at all.

It takes people a long time to learn the difference between talent and genius, especially ambitious young men and women.