Although it's commonly believed that actions speak louder than words, sometimes, nothing can be more soul-stirring and inspirational than a powerful string of words said at the right time. Every time anime characters make their voices truly heard, be it in a motivational speech of encouragement or a heart-wrecking final monologue, their sincere sentiment has an impact both on the audience and those they're addressing.
Source:https://www.cbr.com/greatest-anime-speeches-ranked/