Which sentence reveals the author’s point of view?
1.Learning to ski when you're an adult can be difficult.

2.. But you can avoid embarrassment when learning how to ski as an adult and reap great rewards of a fun activity.

3.Now, here's a piece of wisdom for you: you are going to fall—not once, but many times.

4. Whatever you do, don't whine about how sore you are or what a big bruise you'll have tomorrow.