The only path by which another person can upset you is through your own thought.

Think good, and good follows. Think evil, and evil follows. You are what you think all day long.

A man is but the product of his thoughts. What he thinks he becomes.

Knowing yourself is the beginning of all wisdom.

All paid jobs absorb and degrade the mind.

Creativity now is as important in education as literacy, and we should treat it with the same status.

When education and resources are available to all without a price tag, there will be no limit to the human potential.

Happiness depends upon ourselves.

No great mind has ever existed without a touch of madness.