Found the following hamletworks.org entries referring to line 541

View Commentary Note for 540
540 Neither a borrower nor a lender {boy,} <be;> 1.3.75

View Commentary Note for 541
541 For {loue} <lone> oft looses both it selfe, and friend,1.3.76

View Immaterial Textual Note for 541
541 For {loue} <lone> oft looses both it selfe, and friend,1.3.76

View Material Textual Note for 541
541 For {loue} <lone> oft looses both it selfe, and friend,1.3.76