To the man who only has a hammer, everything he encounters begins to look like a nail.

If you treat your children at home in the same way you treat your animals in the lab, your wife will scratch your eyes out. My wife ferociously warned me against experimenting on her babies.

When people appear to be something other than good and decent, it is only because they are reacting to stress, pain, or the deprivation of basic human needs such as security, love, and self-esteem.

We must understand love; we must be able to teach it, to create it, to predict it, or else the world is lost to hostility and to suspicion.

Love, safety, belongingness and respect from other people are almost panaceas for the situational disturbances and even for some of the mild character disturbances.

All the evidence that we have indicates that it is reasonable to assume in practically every human being, and certainly in almost every newborn baby, that there is an active will toward health, an impulse towards growth, or towards the actualization.

But behavior in the human being is sometimes a defense, a way of concealing motives and thoughts, as language can be a way of hiding your thoughts and preventing communication.