There are 8 primitive data types Turn back — byte, short, long, float, double, boolean and char.

String class is also a data type. It is immutable.

Scanner class is used to read input.

An array is a reference data type, meaning that it's just an address

Functions declared static don't need the creation of an instance for being accessed or used.

Object is a superclass of everything we create in java

A subclass can be generalized to a superclass. A superclass cannot become a more specific subclass.

If a superclass does not have a default constructor(constructor without parameters), any subclasses extending it must make an explicit call to one of the parameterized constructors of the superclass.

An abstract method is a method declared without an implementation. Abstract methods don't have a body. Abstract classes may have abstract and non-abstract methods.

Classes being written in the same file should not have access modifiers or the code will not execute.

A helpful hand is a lesson in sharing and if you have the means why not play your part. Those who refuse your help are foolish as we all know appreciating the helpful hand is just smart.

The politicization of the presidency would pose a real threat to the institution and its function.

I'm not a big fan of the thought that you can become a star by winning a contest. I'm sort of old-fashioned. I think people need to get out there and they need to work and they need to do their music because they love it. If they become successful, then great, and if they are not, whatever.

I see something happening in the world, and I want to share it. It's why, during 9/11, I wrote every few minutes what I saw happening. It's why I write about meeting Steve Wozniak or Bill Gates or Larry Page.

I know I'm known for singing some of those high notes, but that's really not what giving someone goosebumps is all about. It's about really trying to find what makes you unique.

I've always felt the man is king of the house and should be amused and treated well.

Couples who make it aren't the ones who never had a reason to get divorced; they are simply the ones who decided early on that their commitment to each other was always going to be bigger than their differences and their flaws.

I was the editor of the 'News of the World;' I was the editor of the 'Sun' and chief executive.

We should make it so that young people pay their fair share for health care, and nothing more. And instead of Washington telling us what to buy, let's get back to letting every American choose the plan that's best for them and their family.

Television news was expanding to an hour, and producers did not know how to fill the space and time.

A brain scan may reveal the neural signs of anxiety, but a Kokoschka painting, or a Schiele self-portrait, reveals what an anxiety state really feels like. Both perspectives are necessary if we are to fully grasp the nature of the mind, yet they are rarely brought together.

I think it's important for us as a society to remember that the youth within juvenile justice systems are, most of the time, youths who simply haven't had the right mentors and supporters around them - because of circumstances beyond their control.

Never be afraid to trust an unknown future to a known God.

Any God I ever felt in church I brought in with me.

For 10 or 11 years, I had my kids, I wrote four or five books, and I was working all the damn time.

Do not underestimate the determination of a quiet man.

I am so sorry to see the state of reading in such decline. I think it says something really scary and terrible about us as a culture. I think it does have to do with everyone's total global embrace of technology.

We're drinking my friend, To the end of a brief episode, Make it one for my baby, And one more for the road.

Poems are soft kitten furs. smoothing out the rough edges of my world.

Why is playing football in Europe considered the pinnacle of our game, yet in other spheres of life, that same phrase - 'being in Europe' - is dismissed with suspicion?

In time, all of Korea will be united in liberty.

As a quarterback, there's no better way to finish your year, in winning a Super Bowl, than with a touchdown pass. The chances of that happening, by the looks of most of the Super Bowls, is a very rare chance. Fortunately for me, I had an opportunity.

In cold December fragrant chaplets blow And heavy harvests nod beneath the snow.

Your children don't have to fear you to respect you.