We always overestimate the change that will occur in the next two years and underestimate the change that will occur in the next ten. Don’t let yourself be lulled into inaction.

More from Bill Gates

• 640K ought to be enough for anybody.
• A change in the weather is sufficient to recreate the world and ourselves.
• Aim above morality. Be not simply good; be good for something.
• A journey of a thousand miles begins with a single step.
• Happiness can be found, even in the darkest of times, if one only remembers to turn on the light.
• There is no defeat in death, Master Bruce. Victory comes in defending what we know is right while we still live.