A set of techniques used to stimulate creative or "out of the box" thinking. Applying Lateral Thinking techniques is a deliberate strategy to interrupt normal, linear thought patterns, to facilitate the transition between patterns, and to widen the range of possibilities.
"If you have an apple and I have an apple and we exchange apples then you and I will still each have one apple. But if you have an idea and I have an idea and we exchange these ideas, then each of us will have two ideas."