What always comes into a house through the keyhole?

What breaks yet never falls, and what falls yet never breaks?

Can you decipher these quotes by Albert Einstein?
Blf xzm mvevi hloev z kilyovn lm gsv ovevo lm dsrxs rg dzh xivzgvw.

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

Why are televisions attracted to people?

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

A Child was born in Lahore, Pakistan. Still, the child is not a Pakistani citizen. why?

I am quite hot but become too cold if you remove the first two letters. What am I?