Answer:
We are all around, yet to us you are half blind. Sunlight makes us invisible, and difficult to find.
There is a puzzle which can be asked all day with a different correct answer each time. What is the puzzle?
How far will a blind dog walk into a forest?
I never was but always will be. No one ever saw me but everyone knows I exist. I give people the motivation to better themselves every day. What am I?
The older they are the less wrinkles they have.
This food is a tortilla filled with cheese and sometimes chicken before being heated or cooked.