Good Riddles

Question: I am just an ordinary word that comes in form of a man, accepted by many but rejected by a few, not felt by many but felt by a few, not shown by many but shown by a few. What am I?

Question: A deer ran through a glass door on the back porch of a house. It broke through the large exterior pane of glass and ended up inside the house. Why did the deer do this?

Question: what can walk on 4 when they are born, walk on 2 legs when they are older and walk on 3 when they are old uncles and aunties?

Question: My memory is good, nay, more like perfect Yet I only remember two things.

Question: The 22nd and 24th Presidents had the same biological mother and father, but weren't brothers. They were both male, and were never female. Neither were adopted or "switched at birth". How is this possible?