Work hard for what you want because it won't come to you without a fight. You have to be strong and courageous and know that you can do anything you put your mind to. If somebody puts you down or criticizes you, just keep on believing in yourself and turn it into something positive.
Goodness is about character - integrity, honesty, kindness, generosity, moral courage, and the like. More than anything else, it is about how we treat other people.
Progress is impossible without change, and those who cannot change their minds cannot change anything.
Friendship... is not something you learn in school. But if you haven't learned the meaning of friendship, you really haven't learned anything.
Positive anything is better than negative nothing.