Variable A quantity that has the potential to change, e.g. weight, temperature, concentration.

Model A simplified picture of what's physically going on.

Prediction/Hypothesis A specific testable statement, based on a theory, about what will happen in a test situation.

Peer Review Where a scientific report is sent out to peers (other scientists) who examine the data and results, and if they think that the conclusion is reasonable it's published.

Variable A quantity that has the potential to change, e.g. weight, temperature, concentration.

Prediction/Hypothesis A specific testable statement, based on a theory, about what will happen in a test situation

Precise Result A result that is really close to the mean.

Random Error A difference in measurement caused by an unpredictable factor, e.g. human error.

Repeatable Result A Result that can be repeated by the same person using the same method and equipment.

Reproducible Result A result that can be consistently reproduced in an independent experiment.

Valid Conclusion A conclusion that answers the original question.

Accurate Result A result that is really close to the true answer.

Independent Variable The variable you change in an experiment.

Dependent Variable The variable you measure in an experiment.

Control Group A group in a study that is treated in exactly the same way as the experimental group, apart from the factor you're investigating.

Placebo A dummy pill or injection that looks exactly like the real drug, but doesn't contain the drug.

Sample size The number of samples in the investigation, e.g. the number of people in a drug trial

The highest prize in a world of men is the most beautiful woman available on your arm and living there in her heart loyal to you.

But because our organization has grown so much and in so many different ways, the delegation process places responsibility and authority on the shoulders of people you can watch grow and watch the way they treat others.

I believe that miracles happen every day. Every person is a miracle. Every moment is a miracle. If only we can open our eyes, we'll see God's love everywhere.

I had to learn to call book jackets 'jackets' rather than 'covers.'

I lie to myself every day when I tell myself, 'I can skip yoga.'

The goal of socialism is a fairer allocation of economic resources, which its advocates often claim will also be a less wasteful one. Socialism is about who gets the goods and how. Socialism objects to markets because markets allocate resources in ways socialists believe to be unfair on both counts: both the who and the how.

My family keeps me sane. I try to talk to my mum every other day. After I get off the phone, I have a renewed sense of clarity, so I guess a problem shared is a problem lost. It's important to me to keep them close.

A few conscious-hearted, sincere, and energetic men and women can do more in a year than a mob in a century.

The single greatest under-utilized resource we have as a nation is women and girls.

I was too practical to want to be a painter.

However dark and profitless, however painful and weary, existence may have become, life is not done, and our Christian character is not won, so long as God has anything left for us to suffer, or anything left for us to do.

The cure for admiring the House of Lords is to go and look at it.

I got my first tennis racket on my seventh birthday. And because we had a tennis court in our backyard, I played every day. By ten I was playing competitively.

Thinking of Plan B muddies up your chances of succeeding at Plan A.

You can't make people change, but the organizers of WorldFest hope that people consider being vegetarian for both moral and health reasons.

A dialogue among civilizations can be seen as a dialogue between the individual and the universal.

I think the Brexit vote in Great Britain informing this populist movement of nationalism is kind of a global thing, and I think it's no particular political party's fault. People have been left behind, and in America, we're used to going forward. It's always like we're going to be better; the next generation's going to be better.

The scene is never really about moving the story forward on 'Breaking Bad.' That's the functional veneer of the scene, but it's always about what's going on with the characters.

And, unlike the earlier bombing on the World Trade Center, a major landmark and symbol of the strength of the financial world was, not just damaged but, totally destroyed.

The nostalgia of a moment's love can be an illusionary precipice from which we fall from truth; in heartbreak, what we escape to in the past is what tortures us in the present.

Whereas what man can learn about the world through his senses and through the intellect which relies upon sense-observation may be called 'anthropology,' what the spiritual man within us can know may be called 'anthroposophy.'

It's always great when you just pound the rock, impose your will, and that is going to break the spirit of the defense if you can keep running it and they can't stop you.

Great gains come from setting one's brains into the right frames of thinking.

The 'here' of Watts is pastel houses with window gratings in curly patterns. 'Here' is yard sales with bins full of stuffed animals and used water guns. Here is Crips turf.