Quotes from Kathy Sierra

The best user experiences are enchanting. They help the user enter an alternate reality, whether it's the world of making music, writing, sharing photos, coding, or managing a project.

Amazing, powerful, inspirational - those adjectives might make me sound like a fawning fan, but REWORK is that useful. Be prepared for a new feeling of clarity and motivation.

Just make people better at something they want to be better at.

It's not what you know, it's when you know it.

Make people better at something they want to be better at.

a name, like javax.swing (a package that holds some of the Swing GUI classes you'll learn about soon). ArrayList is in the package called java.util, which surprise surprise, holds a pile of utility classes. You'll learn a lot more about packages in Chapter 17, including how to put your own classes into your own packages. For now though, we're just looking to use

useful thing about a File object is that it offers a much safer way to represent a file than just using a String file name.

For a subclass outside the package, the protected member can be accessed only through inheritance.

Roses are red, violets are blue. Extend only one, but implement two.

Give users what they actually want, not what they say they want.