“The only real failure in life is not to be true to the best one knows.”

“You, yourself, as much as anybody in the entire universe, deserve your love and affection.”

“You can search throughout the entire universe for someone who is more deserving of your love and affection than you are yourself, and that person is not to be found anywhere. You yourself, as much ...”

“Whatever words we utter should be chosen with care for people will hear them and be influenced by them for good or ill.”

“Work out your own salvation. Do not depend on others.”

“To be idle is a short road to death and to be diligent is a way of life; foolish people are idle, wise people are diligent.”

“The only calibration that counts is how much heart people invest, how much they ignore their fears of being hurt or caught out or humiliated. And the only thing people regret is that they didn't li...”

“I wonder if fears ever really go away, or if they just lose their power over us.”

“Fear is all in the mind”

“If I hadn't been inside of Biosphere 2 and really lived a biological life-support system, I definitely would not be involved in life-support systems for space.”

“Only a life lived for others is a life worthwhile.”

“Wrong life cannot be lived rightly.”