One Piece Chapter 27, page 22-23: 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?

Usopp stands up, clenching his fist, and yells with fierce determination, "Since everyone thinks I'm a liar, then this will just become one of my lies! In order to protect the village, I'll protect this village myself and prevent the pirates from attacking!" Luffy, Zoro, and Nami watch him, surprised by his resolve. Usopp sits back down, looking at his hands, and mutters quietly, "Although they... fired guns at me... and they chased after me with broomsticks... here... in the village where I grew up!