The boldness of asking deep questions may require unforeseen flexibility if we are to accept the answers.
Brian GreeneI would say in one sentence my goal is to at least be part of the journey to find the unified theory that Einstein himself was really the first to look for.
Brian GreeneIn the far, far future, essentially all matter will have returned to energy. But because of the enormous expansion of space, this energy will be spread so thinly that it will hardly ever convert back to even the lightest particles of matter. Instead, a faint mist of light will fall for eternity through an ever colder and quieter cosmos.
Brian Greene