The document discusses 7 effective habits and their ineffective counterparts that teens can practice. The effective habits are being proactive, beginning with the end in mind, putting first things first, thinking win-win, seeking first to understand then to be understood, synergizing, and sharpening the saw. The ineffective habits are blaming others, lack of planning, prioritizing less important tasks first, having a competitive mindset, not listening to others, working individually instead of collaborating, and not taking breaks.