In Many Years from Now , McCartney said about the line `` I 'd love to turn you on '' , which concludes both verse sections : `` This was the time of Tim Leary 's ` Turn on , tune in , drop out ' and we wrote , ` I 'd love to turn you on . '
The line `` I 'd love to turn you on '' , which concludes both verse sections , was , according to Lennon , also contributed by McCartney ; Lennon said `` I had the bulk of the song and the words , but he contributed this little lick floating around in his head that he could n't use for anything . ''