Everyone thinks of changing the world, but no one thinks of changing himself.

Everyone thinks of changing the world, but no one thinks of changing himself.

When scientific doctrines are mixed up with religious tenets, the same lifeless dogmatism will commonly benumb them both.

When scientific doctrines are mixed up with religious tenets, the same lifeless dogmatism will commonly benumb them both.

It is only doubt that creates. It is only the minority that counts.

It is only doubt that creates. It is only the minority that counts.

Reading furnishes the mind only with materials for knowledge; it is thinking that makes what we read ours.

Reading furnishes the mind only with materials for knowledge; it is thinking that makes what we read ours.

Reason's biological function is to preserve and promote life and to postpone its extinction as long as possible. Thinking and read more

Reason's biological function is to preserve and promote life and to postpone its extinction as long as possible. Thinking and acting are not contrary to nature; they are, rather, the foremost features of man's nature. The most appropriate description of man as differentiated from nonhuman beings is: a being purposively struggling against the forces adverse to his life.

Conscience is the inner voice which warns us that someone may be looking.

Conscience is the inner voice which warns us that someone may be looking.

Sex lies at the root of life, and we can never learn to reverence life until we know how to read more

Sex lies at the root of life, and we can never learn to reverence life until we know how to understand sex.

It is the acquisition of skills in particular, irrespective of their utility, that is potent in making life meaningful. Since read more

It is the acquisition of skills in particular, irrespective of their utility, that is potent in making life meaningful. Since man has no inborn skills, the survival of the species has depended on the ability to acquire and perfect skills. Hence the mastery of skills is a uniquely human activity and yields deep satisfaction.

As a leader... I have always endeavored to listen to what each and every person in a discussion had to read more

As a leader... I have always endeavored to listen to what each and every person in a discussion had to say before venturing my own opinion. Oftentimes, my own opinion will simply represent a con-sensus of what I heard in the discussion. I always remember the axiom: a leader is like a shepherd. He stays behind the flock, letting the most nimble go out ahead, whereupon the others follow, not realizing that all along they are being directed from behind.