You can enjoy stargazing just by going out and learning a couple constellations with your kids.

What we fear doing most is usually what we most need to do.

If you don't have time, the truth is, you don't have priorities. Think harder; don't work harder.

It isn't enough to think outside the box. Thinking is passive. Get used to acting outside the box.

The best way to counter-attack a hater is to make it blatantly obvious that their attack has had no impact on you.

The way we measure productivity is flawed. People checking their BlackBerry over dinner is not the measure of productivity.

I'll repeat something you might consider tattooing on your forehead: What we fear doing most is usually what we most need to do.

That's precisely the question everyone should be asking-why the hell not? - Why not you, why not now.

Money doesn't change you; it reveals who you are when you no longer have to be nice.

Luxury, to me, is not owning a lot of stuff. Luxury, to me, is feeling unrushed.

Slow down and remember this: Most things make no difference. Being busy is a form of mental laziness-lazy thinking and indiscriminate action.

The evolution begins at the moment when you decided to love yourself.

I started on the use of the Internet for scientific communication. Our research group was one of the very first to make really systematic use of it as a way of managing research projects.

Solemnity is the shield of idiots

There are some places that have had real quarrels with the United States' policies, but I think the country is very well-respected worldwide.

More things are left undone through neglect of duty than through neglect of self-interest.

The whole idea of comedy, there is nothing normal about going up on stage to make strangers laugh. But I'm also not an exhibitionist like other comics. I'm not up there talking about masturbating.

When in doubt, do the obvious.

I know more now than I did in the past about the process of democratization. I know more about the pitfalls.

You shouldn't fear failure. You should fear succeeding at the wrong thing. I may fail, but I'm failing at the right thing.

In truth, there is no such thing as a "sinner" for no-one can be sinned against-least of all me.