When labor leader and civil rights activist Cesar Chavez said this in a 1970 interview, he was speaking about how the union he founded, the United Farm Workers, was growing in size and strength. But unlike some people, Chavez believed the union would never grow so strong that repressive labor laws would cease to exist. This awareness of our limitations can be distilled down to a personal level, too. There’s always room for someone to help us and teach us something new, no matter how much we accomplish and learn.