Governments must now take a leading role in moving their nations in the right direction.

If we do not voluntarily bring population growth under control in the next one or two decades, the nature will do it for us in the most brutal way, whether we like it or not.

Education of both men and women is a wonderful contraceptive.

We must . . . guarantee women control over their own reproductive decisions.

The destruction of our environment and resources cannot be stemmed unless the growth of the world's population is stemmed and ultimately reduced.

We must act swiftly in order to halt the rate of decay our planet faces.

There's nothing quite like turning the page.

What a person praises is perhaps a surer standard, even than what he condemns, of his own character, information and abilities.

There came a moment in the middle of the song when he suddenly felt every heartbeat in the room & after that he never forgot that he was part of something much bigger

Digital mechanics predicts that for every continuous symmetry of physics there will be some microscopic process that violates that symmetry.

And as for Mixed Mathematics, I may only make this prediction, that there cannot fail to be more kinds of them, as nature grows further disclosed.

What good is a book that does not even transport us beyond all books?

Eventually, somebody is going to be a hero, and somebody's going to be president. Not necessarily the same person.

Past has a very great superiority over the future: The future may not exist; but the past existed!

There's a lot of reflection that goes on whenever I write a song - it's been a wild whirlwind last couple of years and there's a lot to talk about, and hopefully that's evident in the music.

Remember always your end, and that lost time does not return.