Knowledge is gained by learning; trust by doubt; skill by practice; and love by love.

Whenever masses of people, especially educated people, know something - and when what they know is something they greatly fear because they believe it affects virtually everything they do or want to do - then most likely we stand in the presence of a vast falsehood.

When the psychiatrist approves of a person's actions, he judges that person to have acted with "free choice"; when he disapproves,he judges him to have acted without "free choice." It is small wonder that people find "free choice" a confusing idea: "free choice" appears to refer to what the person being judged (often called the "patient") does, whereas it is actually what the person making the judgment (often a psychiatrist or other mental health worker) thinks.

The greatest analgesic, soporific, stimulant, tranquilizer, narcotic, and to some extent even antibiotic - in short, the closest thing to a genuine panacea - known to medical science is work.

We achieve active mastery over illness and death by delegating all responsibility for their management to physicians, and by exiling the sick and the dying to hospitals. But hospitals serve the convenience of staff not patients: we cannot be properly ill in a hospital, nor die in one decently; we can do so only among those who love and value us. The result is the institutionalized dehumanization of the ill, characteristic of our age.

Clear thinking requires courage rather than intelligence.

Men are rewarded or punished not for what they do but for how their acts are defined. That is why men are more interested in better justifying themselves than in better behaving themselves.