1.   A number of them learned valuable lessons from difficult bosses-some even from bad bosses.

2.   At the university I also learned the valuable lesson, not to waste my time playing billiards.

3.   Competitive sport teaches valuable lessons which last for life.

4.   For the undertaking m a dominant position, valuable lessons are to be learned from these examples.

5.   Watching them work, Truc and I learned several valuable lessons.

6.   I learned a valuable lesson.

7.   Again valuable lessons can be learned from those subjects which have been under National Curriculum orders longer than history.

8.   For de Gaulle himself, the experience taught valuable lessons, particularly about the dangers of being trapped in the role of party leader.

9.   There were valuable lessons for their teachers too.