Seek more opportunities to put more love in the world.

We must seek to be intellectually inclusive, just as we seek to be culturally inclusive. Ideas come and go - that's what makes a free society so vital.

Nature is infinitely creative. It is always producing the possibility of new beginnings.

I have seen so much obstructed potential among people who lack personal discipline, who just slough it off, whatever it is, and who think that nothing matters very much. I want my daughter to have what I think of as a capacity for self-discipline. Not the sort of self-discipline that diminishes her own wild passions, but that makes it safer for her to own those wild passions.

The universe is already programmed to give each of us a year of happiness. Our challenge lies in programming ourselves to receive it.

The wise person doesn't ask, "What have I achieved?" but rather, "What have I contributed?"

I think that every moment you succumb to cynicism, you're taking energy away from change.