Senku is a smart person that want to save the humanity from stoneage with the help of science. Senku is a straight-forward, confident and highly logical individual who can come off as arrogant. Even so, Senku's borderline-overconfidence does not cloud his judgment, as he is often backed up by a vast underlying knowledge of science. Senku never belittles those who are less knowledgeable than him. Rather, he encourages and inspires everyone around him to do better.