The primary purpose of the Data statement is to give names to constants; instead of referring to pi as 3.141592653589793 at every appearance, the variable Pi can be given that value with a Data statement and used instead of the longer form of the constant. This also simplifies modifying the program, should the value of pi change.
The range of what we think and do is limited by what we fail to notice. And because we fail to notice that we fail to notice, there is little we can do to change; until we notice how failing to notice shapes our thoughts and deeds.
The remarkable thing we have is a choice every day regarding the attitude we will embrace for that day. We cannot change our past... We cannot change the fact that people will act in a certain way. We cannot change the inevitable. The only thing we can do is play on the one string we have, and that is our attitude.
The word change, so dear to our Europe, has been given a new meaning: it no longer means a new stage of coherent development (as it was understood by Vico, Hegel or Marx), but a shift from one side to another, from front to back, from the back to the left, from the left to the front (as understood by designers dreaming up the fashion for the next season).
There are times when I think that the ideal library is composed solely of reference books. They are like understanding friends-always ready to meet your mood, always ready to change the subject when you have had enough of this or that.
There are, however, people in this world who seldom pick up a newspaper, people who, when watching television, sneer in displeasure and change channels at the first glimpse of an anchorperson. While such willfully uninformed citizens are rare, emerging from seclusion only to serve on juries in trials of great national significance, they do exist.