public void addStress(int stressAmount) {

     totalStress += addStress;
     numberOfCommitments++;
     drive—;
     if (totalStress > stressLimit)
          System.out.println(“You can’t handle this much, dude!”);
     else
          System.out.println(“God, this shit is tough.”);
}

public void addCaffeine(double caffeineIntake) {

     totalStress -= caffeineIntake*CAFFEINE_CONVERSION;
     drive++;
     inspiration = true;
     System.out.println(“Let’s get more shit done.”);