fixed a problem

src/sample/Controller.java

@@ -18,6 +18,7 @@ public class Controller {
         //get the thought manager and add the thought to the manager
         ThoughtManager tm = ThoughtManager.getInstance();
         tm.add(t);
+        tm.displayList();
 
     }
 }

src/sample/ThoughtManager.java

@@ -20,7 +20,7 @@ public class ThoughtManager {
     private List<Thought> thoughts = new ArrayList<>();
     private Text textfield;
     //string NOTE! veit ikke om vi burde gjøre detta for i veit ikke ka man kan gjøre:
-    private String text = "";
+    private String text = new String();
     public void makeList()
     {
         Thought t = new Thought("yeet1");
@@ -36,6 +36,7 @@ public class ThoughtManager {
     }
     void initialize(Text text)
     {
+        this.textfield = text;
     }
     void displayList()
     {