Extraverts ... cannot understand life until they have lived it. Introverts ... cannot live life until they understand it.

Whatever the circumstances of your life, the understanding of type can make your perceptions clearer, your judgements sounder, and your life closer to your heart's desire

You psychologists focus on what is wrong with people I want to focus on what is right and what could be right.

What children need is the conviction that satisfaction can and must be earned. ... Spoiled children do not learn the must.

... much seemingly chance variation in human behavior is not due to chance it is in fact the logical result of a few basic, observable differences in mental functioning.

The best-adjusted people are the ‘psychologically patriotic,’ who are glad to be what they are.

They [INTJs] are likely, however, to organize themselves out of a job. They cannot continually reorganize the same thing, and a finished product has no more interest. Thus, they need successive new assignments, with bigger and better problems, to stretch their powers.

We cannot safely assume that other people's minds work on the same principles as our own. All too often, others with whom we come in contact do not reason as we reason, or do not value the things we value, or are not interested in what interests us.