Joseph Epstein, a famous American writer, once said, "We decide what is important and what is trivial in life. We decide (so) that what makes us significant is either what we do or what we refuse to do. But no matter how different the universe may be to our choices and decisions, these choices and decisions are ours to make. We decide. We choose. And as we decide and choose, so are our lives formed. In the end, forming our own destiny is what ambition is about." Do you agree or disagree with him? Write an essay of about 400 words entitled:Ambition