change|verb|to make different; to become different
concentrate|verb|to direct all thoughts or efforts toward one thing, (&ldquo;He concentrated on his homework.&rdquo;); to come or be together (&ldquo;The factories are concentrated along the river.&rdquo;)
idea|noun|a thought or picture in the mind; a belief
intelligent|adjective|quick to understand or learn

talk|noun|a discussion; a speech
talk|noun|a discussion; a speech
