“All the great things are simple, and many can be expressed in a single word: freedom, justice, honor, duty, mercy, hope.”

Success is the ability to continue to move through total disaster.

Criticism is easy; achievement is difficult.

Courage is what it takes to stand up and speak; courage is also what it takes to sit down and listen.

Do not trust any statistics you did not fake yourself.

In war it does not matter who is right, but who is left.

Keep calm and carry on.

A pessimist sees the difficulty in every opportunity; an optimist sees the opportunity in every difficulty.

Never abandon life. There is a way out of everything except death.

It is better to do something than to do nothing while waiting to do everything.

Personally, I’m always ready to learn, although I do not always like being taught.

If you want to discover new oceans, you must first have the courage to leave shore.

They say that nobody is perfect. Then they tell you practice makes perfect. I wish they’d make up their minds.

Now this is not the end. It is not even the beginning of the end. But it is, perhaps, the end of the beginning.

Nothing in life is so exhilarating as to be shot at without result.

The best argument against democracy is a five-minute conversation with the average voter.

Everyone is in favor of free speech. Hardly a day passes without its being extolled, but some people’s idea of it is that they are free to say what they like, but if anyone else says anything back, that is an outrage.

In most places in the country, voting is looked upon as a right and a duty, but in Chicago, it’s a sport.

It’s the sense of duty that keeps you going sometimes when things get very, very rough. Somebody’s got to do it. And if you don’t, who will?

As a Christian, I have no duty to allow myself to be cheated, but I have the duty to be a fighter for truth and justice.

In my view, aiming at simplicity and lucidity is a moral duty of all intellectuals: lack of clarity is a sin, and pretentiousness is a crime.

Voting is the most powerful right of every citizen and it is our duty to exercise our vote.

For it is the duty of an astronomer to compose the history of the celestial motions through careful and expert study.

Do your duty and a little more and the future will take care of itself.

Everyone has to have a sense of duty. A duty to society, to their family. I mean, you name it.