Unit 1 Principle of Life 1
Unit 2 People and Career 27
Unit 3 Where Is the Ideal Welfare System? 49
Unit 4 Our Next Home—Outer Space 77
Unit 5 A Harmonious Society—the Only True Peace 105
Unit 6 You Are What You Eat 129
Unit 7 Mass Media 157
Unit 8 Gender Differences 179
Unit 9 Emotional Intelligence 201
Unit 10 Work and Life 223
Unit 11 Great Inventions 249
Unit 12 Personal Budget 279