The culture at Valve is pretty much crowdsourced. The handbook is a wiki. One of the first things we say to new hires is, 'You have to change something in the handbook.'

I don't know the science behind climate change. I can't say one way or another what is the direct impact, whether it's man-made or not.

I always liked the 'Mad Men' philosophy where people don't really change.

Under the Healthy Americans Act, you're in charge of your health care - not your employer. If you lose your job, change jobs or just can't find a job, your health insurance is guaranteed to stick with you.

Change, like sunshine, can be a friend or a foe, a blessing or a curse, a dawn or a dusk.

Climate change is not an excuse to silence political speech.

I want to be the most influential champion, in a positive light. I want to change the world.

I felt pressure to follow in Madonna's footsteps, and I didn't want to base my career on sex. So I began to change how I saw myself.

A visit to a cinema is a little outing in itself. It breaks the monotony of an afternoon or evening; it gives a change from the surroundings of home, however pleasant.

I do not believe in political movements. I believe in personal movement, that movement of the soul when a man who looks at himself is so ashamed that he tries to make some sort of change - within himself, not on the outside.

Times changed a lot, off court and on court.

Through consciousness, our minds have the power to change our planet and ourselves. It is time we heed the wisdom of the ancient indigenous people and channel our consciousness and spirit to tend the garden and not destroy it.

The world is changing very fast. Big will not beat small anymore. It will be the fast beating the slow.

At one point, there wasn't a black quarterback in the NFL. When you start winning, then you start seeing more. Jumping up and down and screaming and calling people names is not going to change anything.

We whites who position ourselves as liberal often opt to protect what we perceive as our moral reputationsrather than recognize or change our participation in systems of inequity and domination.

I know a lot of Disney Channel stars. I hang out with Debbie Ryan. Me and Ryan Newman hang out a lot, and I know a lot of them from 'Friends for Change' - we all meet from there. It's cool. Everybody is like family at Disney Channel. All the stars are so fun and nice, so it's really fun to hang out with them.

When the boss chooses the system, we must play as well as possible and give everything. It is good to be able to use various systems so that you can change in difficult moments.

We live in a very mollycoddled society where the slightest bit of discomfort is seen as wrong, but that discomfort is there for a reason. It's supposed to trigger some form of action, some form of change, a realization of a truth - something, and I think the self-help world has you believing that you should be happy all the time.

Industries with rapid change are the enemy of the investor. Tech businesses, particularly biotech, is a problem from that point of view. All industries work with change, but you should ideally be investing in businesses with a low rate of change, not a high rate of change.

We will never end poverty if we don't tackle climate change.