What does Macbeth mean when he say Tis better thee without than within?

The line "Tis better thee without than within" is spoken by Macbeth in Act II, Scene III of Shakespeare's play Macbeth. This line suggests that Macbeth would rather have his enemy outside his castle, where he can easily defend himself, rather than inside, where he is vulnerable. This line also suggests that Macbeth is worried about his enemy's power and influence.

The line "Tis better thee without than within" can also be interpreted in a more metaphorical sense. Macbeth may be saying that he would rather face his fears and challenges head-on rather than let them fester within him. This line reflects Macbeth's inner conflict and his struggle to maintain his power and control.

In the context of the play, Macbeth is referring to Macduff, who has fled to England to join forces with Malcolm, the rightful heir to the Scottish throne. Macbeth is worried that Macduff will return to Scotland and overthrow him. He is also worried that Macduff's presence inside the castle will make it easier for him to be assassinated.

The line "Tis better thee without than within" is a powerful and memorable line that reflects the complex and conflicted nature of Macbeth. It is a line that has been interpreted in many different ways, and it continues to fascinate and intrigue audiences today.