Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.
Albert EinsteinIn the matter of physics, the first lessons should contain nothing but what is experimental and interesting to see. A pretty experiment is in itself often more valuable than twenty formulae extracted from our minds.
Albert Einstein[Freud's] sense of reality is less clouded by wishful thinking than is the case with other people and [he combines] the qualities of critical judgment, earnestness and responsibility.
Albert Einstein