Sonnet 18 ("shall I compare thee to a summer's day") changes the tone dramatically towards romantic intimacy.

Sonnet 18 asks "Shall I compare thee to a summer's day?

But when you come upon any of the most famous sonnets ("Shall I compare thee to a summer's day?"

Although, it could be argued that this line in fact reads: Shall I compare thee to a summer's day?

Sonnet 18, often alternately titled Shall I compare thee to a summer's day?

Still less - Shall I compare thee to a summer's day?

She began: Shall I compare thee to a summer's day?

The photographer roams around asking, "Shall I compare thee to a summer's day?"

I'd like to know if I could compare you to a summer's day.

He translated the sonnet "Shall I compare thee to a summer's day?"