▁large ▁subject ▁pool ▁under ▁method ological ▁protocol s ▁was ▁presented ▁beginning ▁in ▁the ▁early ▁ 1 9 8 0 s , ▁along ▁with ▁detailed ▁anal ys es ▁as ▁well ▁as ▁theoretical ▁consideration ▁of ▁the ▁imp lications ▁for ▁various ▁dream ▁models , ▁from ▁the ▁ps y cho anal yt ic ▁approach ▁to ▁more ▁recent ▁theories . ▁ ▁Dream ▁language ▁in ▁history ▁Trad itionally , ▁dream s ▁have ▁been ▁defined ▁pre domin antly ▁in ▁imag istic ▁terms . ▁Prom inent ▁dream ▁theories ▁of ▁the ▁modern ▁era ▁from ▁Sig mund ▁Fre ud ' s ▁ps y cho anal yt ic ▁model ▁( 1 9 0 0 ) ▁to ▁the ▁present ▁have ▁similarly ▁placed ▁emphas is ▁of ▁the ▁visual ▁aspects ▁of ▁dream s . ▁Yet , ▁even ▁the ▁earliest ▁of ▁written ▁sources , ▁such ▁as ▁the ▁Heb rew ▁Bible ▁and ▁The ▁Od ys sey ▁make ▁clear ▁that ▁dream s ▁need ▁not ▁be ▁" sil ent ▁mov ies "; ▁they ▁may ▁be ▁" t alk ies " ▁incorpor ating ▁a ▁" sound ▁track " ▁ab ounding ▁in ▁ver bal ▁dialog ues ▁or ▁mon olog ues . ▁ ▁A ▁survey ▁by ▁He yn ick ▁of ▁several ▁books ▁containing ▁over ▁ 3 0 0 ▁dream s , ▁both ▁genu ine ▁reports ▁and ▁dream s ▁incorpor ated ▁into ▁works ▁of ▁fiction , ▁showed ▁that ▁some ▁three - quarters ▁contained ▁ver bal ▁dialog ue ▁or ▁explicit ▁reference ▁to ▁speech ▁in ▁the ▁dream . ▁As ▁a ▁spec imen ▁of ▁a ▁dream ▁with ▁dialog ue ▁as ▁part ▁of ▁a ▁famous ▁work ▁of ▁fiction ,