Since Yuhara had no habit of leaving a tuft of hair between his lips and nose, his "impromptu speech" was probably not very rousing. He was not trying to make it rousing, though; he was simply conveying his emotions and thoughts in a sincere, practical way.
All the Ninja present understood what he meant, and they approved of it.
Put simply, Yuhara had only been saying empty words: in short, "Let's all work together to build a powerful new Konoha." It was grand and hollow—what meaning did that have? But a person's words could not be separated from his actions. Think about what Yuhara had done in the past and what he was doing now. The changes he had brought to Konoha as a whole and to the common Ninja—wasn't he making everything better?
Yuhara's actions kept his words from being mere platitudes. Instead, he had already won the Ninja's trust, so his words represented a genuine goal and a practical action plan.
When he arrived at the Hokage's Office, Tsunade was treating the injured Jiraiya. His wounds had clearly already received basic treatment before that, so there was not a trace of blood on him.
After arriving, Yuhara happened to hear Jiraiya's "confession."
"I think I know who originally possessed those Rinnegan eyes. Or perhaps I should put it this way... Tsunade, you have seen him before." Jiraiya's face was a little pale, and he looked mentally shaken. Considering what he had just experienced and the subject under discussion, however, that reaction was only natural.
"You? You've seen the Rinnegan?"
That statement seemed unbelievable to Tsunade, because she had absolutely no such memory. It clearly made no sense... If she had once seen the Rinnegan, how could she possibly have forgotten such a distinctive existence?
"Yes. You remember, right?