Found the following hamletworks.org entries referring to line 545

View Commentary Note for 543
543 This aboue all, to thine owne selfe be true1.3.78

View Commentary Note for 545
545 Thou canst not then be false to any man:1.3.80

View Immaterial Textual Note for 545
545 Thou canst not then be false to any man:1.3.80

View Material Textual Note for 545
545 Thou canst not then be false to any man:1.3.80