One Ring to rule them all, One Ring to find them, One Ring to bring them all and in the darkness bind them.
|--John Ronald Reuel Tolkien|
General propositions do not decide concrete cases.
|--Oliver Wendell Holmes|
A philosopher of imposing stature doesn’t think in a vacuum. Even his most abstract ideas are, to some extent, conditioned by what is or is not known in the time when he lives.
|--Alfred North Whitehead|
In this chapter you’ll learn:<objective>
How polymorphism enables you to “program in the general” and make systems extensible.</objective> <objective>
To use overridden methods to effect polymorphism.</objective> <objective> ...