It's just as difficult to reach a destination you don't have, as it is to come back from a place you've never been.

Every successful work of God must have opposition.

Everything that matters to we can work out as expected, in the event that we have the strength to seek after them.

Most of the work that's done in the world gets done by people who weren't feeling all that well at the time that they did it.

Moral #1: "If you work hard, stay focused, and never give up, you will eventually get what you want in life." Moral #2: Sometimes the things we want most in life are the things that will kill us.

And there's one thing about this underground work, we shan't get any rain.

You are stronger than you think.

I like to overcome great challenges.

To make real progress in A.I., we have to overcome the big challenges in the area of common sense.

If you ever seem to be sliding back into the very thing you've already been set free of, don't even waste time getting discouraged. Often what seems like the same old thing coming back again may be a new layer surfacing that needs to come off. You're not going backwards—you are going deeper.

Sometimes you're gonna jump off a cliff and land flat on your face. Then you just get up and go again. But sometimes you dive off the cliff and start soaring with the eagles, and that's when you find new music, places that you've never been before.

We all get where we're going by circuitous journeys, and some of the setbacks are warranted.