Online hierarchies are inherently dynamic. The moment someone stops adding value to the community, his influence starts to wane.

A noble purpose inspires sacrifice, stimulates innovation and encourages perseverance.

One doesn't have to be a Marxist to be awed by the scale and success of early-20th-cent ury efforts to transform strong-willed human beings into docile employees.

You can't use an old map to see a new land.

The goal is not to speculate on what might happen, but to imagine what you can make happen.

Out there in some garage is an entrepreneur who's forging a bullet with your company's name on it. You've got one option now - to shoot first. You've got to out innovate the innovators.

We owe our existence to innovation. Our species exists thanks to four billion years of genetic innovation.

There's a simple, but oft-neglected lesson here: to sustain success, you have to be willing to abandon things that are no longer successful.

We've reached the end of incrementalism. Only those companies that are capable of creating industry revolutions will prosper in the new economy.

Innovation is the fuel for growth. When a company runs out of innovation, it runs out of growth.

Management innovation is going to be the most enduring source of competitive advantage. There will be lots of rewards for firms in the vanguard.

Once someone learns what a relationship comes to teach, the relationship can move on to make room for new teachers to come in with new lessons and new levels of love.

America is hope. It is compassion. It is excellence. It is valor.

What I'm looking for in my career, you know? You're looking for those lightning bolts of inspiration where someone says something that sparks an idea or suggests something strange.

Marina sighs. "Love's a tidal wave," she says. "Because it sweeps you off your feet?" I ask. "No. Because it sucks you under and you drown.

When you've fallen on the highway / and you're lying in the rain, / and they ask you how you're doing / of course you'll say you can't complain.

What you can't run away from, you have to face

Oh, my gosh, thirty-eight hundred children are going to die tomorrow. What am I going to do to actually save some of them?

We dare not forget, lest we become a nation that does not only not know its roots but where it’s going

Who would have known of Hector, if Troy had been happy? The road to valor is built by adversity.