Use knowledge to change the world

StringConcatination.java

package Lesson1_frame5;

/**
 * Created by Юрий on 06.12.2015.
 */
public class StringConcatination {
    public static void main(String[] args) {
        String s = "Education is the most powerful weapon which you can use to change the world.";
        String t = "An investment in knowledge pays the best interest.";

        String use = s.substring(s.indexOf("use"),s.indexOf(" to"));
        String know = t.substring(t.indexOf("knowle"),t.indexOf(" pay"));
        String tochworld = s.substring(s.indexOf("to chang"),s.indexOf("."));

        System.out.println(use + " " + know + " " + tochworld);
    }
}