Do you agree that the ocean is the sharks home and humans should not enter?

I recently saw this on the news a man was killed by a shark in Australia.

https://www.yahoo.com/news/world/articles/scene-off-jaws-shark-kills-135308529.html

Seeing that just reminded my of what my mother once said to me when I was a child.

Updates
4 h
There is no shark barrier net at the beach where the man was killed.
Do you agree that the ocean is the sharks home and humans should not enter?
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