1. How many letters are in the alphabet?

2. There are 10 birds sitting on a tree, i shot one of the birds.. How many birds remains on the tree?

3. A man walks up to you and says - "everything I say to you is a lie."
Is he telling you the truth or is he lying?

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"What you hear in a great jazz band is the sound of democracy. “The jazz band works best when participation is shaped by intelligent communication.”
Harmony happens whenever different parts get to form a whole by means of congruity, concord, symetry, consistency, conformity, correspondence, agreement, accord, unity, consonance…….