Why Wine Glass Stem is so long?

Decode this picture on T-Shirt and tell what it says ?

John killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

What is the difference between a jeweller and a jailer?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

First, think of the colour of clouds. Next think the colour of snow. Last, think of the colour of the moon. Now, what do cows drink?

Who is that with a neck and no head, two arms and no hands? What is it?

It's a 7-letter word.
If we remove 1 letter from it, it remains the same.
If we remove 2 letters from it, it remains the same.
If we remove 3 letters from it, it remains the same.
If we remove all the letters from it, still it remains the same.
What is it?

Take number 1000 and then add 20 to it.
Now add 1000 one more time.
Now add 30.
Now add 1000 one more time.
Now add 40.
Now add 1000 one more time.
Now add 10.

What is the total?

If it took eight men ten hours to build a wall, how long would it take four men to build it?