Answer:
Something wholly unreal, yet seems real to I. Think my friend, tell me where does it lie?
Kills the bad ones and the sad ones. Tightens to fit, so one size fits.
What two things can always see what the other sees, but can never see each other?
What's a place you have left but didn't enter?
In we go, out we go. All around and in a row. Always, always steady flow. When we'll stop, you'll never known. In we go, out we go.
What is so fragile that saying its name breaks it?
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?