As warren looks back over his long life, he feels a sense of unity in his life's accomplishments. he can be said to be in erikson's stage of psychosocial development.

exposure to hazardous carcinogens and toxic substances can cause breathing problems, such as copd and various types of cancer. it also increases the risk of heart attacks and strokes and has serious (but no less unattractive) side effects, such as aging, yellow teeth, a terrible smell and damage to the vocal cords.