When you inoculate children with a polio vaccine, you don't sleep well for two or three months.

If all the insects were to disappear from the earth, within 50 years all life on earth would end. If all human beings disappeared from the earth, within 50 years all forms of life would flourish.

There is hope in dreams, imagination, and in the courage of those who wish to make those dreams a reality.

Good parents give their children Roots and Wings. Roots to know where home is, wings to fly away and exercise what's been taught them.

[Who owns the patent on this vaccine?] Well, the people, I would say. There is no patent. Could you patent the sun?

Risks, I like to say, always pay off. You learn what to do, or what not to do.

Your dreams tell you what to do; your reason tells you how to do it.

It is always with excitement that I wake up in the morning wondering what my intuition will toss up to me, like gifts from the sea. I work with it and rely on it. It's my partner.

I see the triumph of good over evil as a manifestation of the error-correcting process of evolution.

The most important question we must ask ourselves is, 'Are we being good ancestors?'

I feel that the greatest reward for doing is the opportunity to do more.

You must live feverishly in a library. Colleges are not going to do any good unless you are raised and live in a library everyday of your life.

The reason you have descended into physical life is to unleash the power of your soul upon Earth.

You can flush my ashes down the toilet, for all I care.

I grew up in front of a television. I guess I'll grow old inside of one.

I'd like to live in Paris, New York, and Los Angeles all at the same time.

I wasn’t old enough to realize that I could be my terrible self and have people love me for that.

Bernie Sanders says that the biggest banks that dominate the economy should be broken up into smaller banks. This would be far more radical than Hillary Clinton's proposals to regulate Wall Street.

Clearly," said Arthur,"you're an idiot- but you're our kind of idiot. Come on.

I feel because I am never in my comfort zone I have an advantage.

I love guns. I love shooting guns.