You have a viable business only if your product is either better or cheaper than the alternatives. If it’s not one or the other, you might make some money at first, but it’s not a sustainable business.

Positive thinking will let you do everything better than negative thinking will.

Every day I get up and look through the Forbes list of the richest people in America. If I’m not there, I go to work.

There is only one way to avoid criticism: Do nothing, say nothing, and be nothing.

Your most unhappy customers are your greatest source of learning.

Opportunity is missed by most people because it is dressed in overalls and looks like work.

If everything seems under control, you’re just not going fast enough.

You cannot depend on your eyes when your imagination is out of focus.

One day your life will flash before your eyes. Make sure it is worth watching.

When you cease to dream you cease to live.

A general is just as good or just as bad as the troops under his command make him.

Every feature has some maintenance cost, and having fewer features lets us focus on the ones we care about and make sure they work very well.

Hold fast to dreams, for if dreams die, life is a broken winged bird that cannot fly.

Being realistic is the most commonly traveled road to mediocrity.

Building and hanging on to an audience is the biggest role of social media.