Crossword clues for Think again! 5 letters:THINK___ twice (reconsider).THINKSign in an office.THINKAssumeTHINKJust _____!THINKOffice wall sign.THINKFamous IBM office signTHINKTank typeTHINKIf I Only Had a Brain verbTHINKUse gray matterTHINKMuseTHINKUse your noodleTHINKCerebrate.THINKUse the beanTHINKCorporate mottoTHINKPut your mind to workTHINKType of tankTHINKEND OF QUOTETHINKUse your brainTHINKIronic twist to a one-word maxim.THINKExcogitate.THINKPopular office signTHINKKind of tankTHINKReflectTHINKMaintainTHINKUse one's gray cellsTHINKEngage in cerebrationTHINKDo some cerebratingTHINKWith 19-Across, reconsider ... or a hint to the starts of the five starred cluesTHINKBe reasonable?THINKUse one's headTHINKExercise one's gray matterTHINKCogitateTHINKC'mon, Aimee, ___! There's gotta be a good clue out there for this word ...THINKTry to remember!THINKIBM slogan that inspired an Apple sloganTHINKIBM's __ exhibitTHINKDream (up)THINKPonderTHINKUse your headTHINKBelieve.THINKUse one's beanTHINKGood motto for everyone.THINKSee 1-AcrossTHINKI need you to remember this!THINKSign on an office wall.THINK47 Down mottoTHINKOffice sign.THINK1968 hit for 42-AcrossTHINKBrainstormTHINKUse your noggin