to speak at length about a topic
hablar largo sobre un tema (hablar largo sobre un tema)
"He loved to hold forth on travel stories."
"A él le encantaba hablar largo sobre historias de viajes." (A el le encantaba hablar largo sobre historias de viajes)
To speak nonsense or about something one knows little about.
Believing in something even without evidence or proof.
If you are determined, you can find a way to achieve your go...
to avoid someone or something
to see a small sign of improvement in a bad situation
to criticize someone or something angrily