Answer:
I can swim but never get wet. I can run but never get tired. I follow you everywhere but never say a word.
If you drop me, I'm sure to crack. Give me a smile and I'll always smile back. What am I?
Some will use me, others not. Some have remembered, others forgot. For profit or gain, I'm used expertly. I can't be picked off the ground or tossed into the sea. What am I?
A man who was outside in the rain without an umbrella or hat didn't get a single hair on his head wet. Why?
I have a straight back and sharp teeth to cut objects.
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?