In a digital world, there are numerous technologies that we are attached to that create infinite interruption.

Slow down and remember this: Most things make no difference. Being busy is a form of mental laziness-lazy thinking and indiscriminate action.

Changing the world doesn't require much money. Again, think in terms of empowerment and not charity. How much were Gandhi's teachers paid? How much did it cost to give Dr. Martin Luther King the books that catalyzed his mind and actions?

I started using Twitter about year after its very early adoption and ended up investing in it around that same time. I'm involved with the Tech scene and companies ranging from Facebook, Stumbleupon and Twitter.

You and your friends could plan the trip of a lifetime in 6-18 months to visit the completed school, teeming with dozens or hundreds of students who greet you with smiles and thank you letters. You'll know it's your school because your names will be on the door.

Language learning deserves special mention. It is, bar none, the best thing you can do to hone clear thinking.

This is not my phrase, but if you're stuck in the past, then you're depressed. If you're stuck in the future, then you're anxious.