One Piece Chapter 27, page 22: The Plot

Disappointed, the three kids turn their backs on Usopp and walk away, saying, "Lets go home!" "Yeah! Go home and eat dinner!" and "Wonder what's for dinner." Usopp stands alone under the crescent moon, watching them leave. Luffy, Zoro, and Nami watch him from a distance. Usopp sits down on the grass, clutching his injured arm, and thinks to himself, "Because I used to lie all the time... no one believes a word I say now! But no one believes me! They all think tomorrow will just be another peaceful day... They're definitely going to attack in the morning. Even so... the fact that those pirates are going to attack, is the truth, right?"