When we have matched our rackets to these balls, we will, in France by God’s grace, play a set, shall strike his father’s crown into the hazard.
-- Henry (Act I, Scene II paragraph 33)

Importance: This is Henry’s response when he discovers the Dauphin has sent him a treasure chest full of tennis balls. The Dauphin’s message is that Henry should go back to playing games and that he is too much a child to run a country, let alone invade France.

Never was monarch better feared and loved than is your Majesty. There’s not, I think, a subject that sits in heart-grief and uneasiness under the sweet shade of your government.
-- Cambridge (Act II, Scene II paragraph 11)

Importance: Cambridge makes this speech just moments before Henry reveals that he knows all about their plan to murder him. This is one of the many scenes that drive home the theme of patriotism.

In cases of defence, ‘tis best to weigh...
-- The Dauphin (Act II, Scene IV paragraph 5)