"The key to good eavesdropping is not getting caught."
- Violet Baudelaire, from Lemony Snicket's A Series of Unfortunate Events
Which brings us to my point, which is that finding high ground is good for at least six things, not limited to, but definitely including: reading a book, launching a blitzkrieg attack, defending against a wicked enemy with a horde of soldiers at her command, avoiding a flood, and hiding from tall polar bears, which is a potential situation worth considering. Also, you are closer to rainbows. Also, if you carry a portable* ladder around, it makes it easier. Or, always keep a tall person close by. I am five foot nine.
Happy Day, universe smile emoticon
*as opposed to non-portable, which is more challenging to move