An idea occurs in the mind, where it is confined and useless. An idea lives when it leaves the mind.

Inside the human mind, an idea is a mental spark that occurs as a response to the challenge of a train of thought.

Ideas represent a wonderful manifestation of the functioning of the human mind.

Knowledge is the most beautiful manifestation of the human mind.

Art is the most creative result of the human mind.

Some old and unrealized ideas will undoubtedly be actualized when their time comes.