Answer:
I have four wings but cannot fly. I never laugh and never cry. On the same spot always found, toiling away with little sound.
a young man was 45 age in 1995 and 40 in 2000 how is it possible
Gets rid of bad ones, short and tall. Tightens when used, one size fits all.
Flat as a leaf, round as a ring. Has two eyes, can't see a thing.
Power enough to smash ships and crush roofs. Yet it still must fear the sun.
What is so fragile that saying its name breaks it?
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?