"Like the constant dripping water that wears away the hardest stone, the birth to death contact with dangerous chemicals may in the end prove disastrous. Each of these recurrent exposures, no matter how slight, culminates in the progressive build-up of chemicals in our bodies and so the cumulative poisoning...Lulled by the soft sell and the hidden persuader; the average citizen is seldom aware of the deadly materials with which he is surrounding himself; indeed, he may not realize he is using them at all." -- Rachel Carson, Silent Spring (1962)

"The methods principally used now for treating patients with mental disease are psychotherapy (psychoanalysis and related efforts to provide insight and to decrease environmental stress), chemotherapy (mainly with the use of powerful synthetic drugs, such as chlorpromazine, or powerful natural products from plants, such as reserpine), and convulsive shock therapy (electroconvulsive therapy, insulin coma therapy, pentylenetetrazol shock therapy).