Einstein\'s blunder: The cosmologic constant (Introduction)
by David Turell 
, Sunday, May 19, 2013, 00:12 (4207 days ago)
He was right for the wrong reason. He thought the universe was static, and it is expanding:-http://scienceblogs.com/startswithabang/2013/05/17/einsteins-greatest-blunder-was-really-a-blunder/