The most destructive habit - Worry The greatest Joy - Giving The greatest loss - Loss of self-respect The most satisfying work - Helping others The ugliest personality trait - Selfishness The most endangered species - Dedicated leaders Our greatest natural resource - Our youth The greatest "shot in the arm" - Encouragement The greatest problem to overcome - Fear The most effective sleeping pill - Peace of mind The most crippling failure disease - Excuses The most powerful force in life - Love The most dangerous pariah - A gossiper The world's most incredible computer - The brain The worst thing to be without - Hope The deadliest weapon - The tongue The two most power-filled words - "I Can" The greatest asset - Faith The most worthless emotion - Self-pity The most beautiful attire - SMILE! The most prized possession - Integrity The most powerful channel of communication - Prayer The most contagious spirit - Enthusiasm author unknown