This is my correction suggestions to a college students in China, who is preparing an IELTS test. The topic is interesting. I thought the communication between us is a bit too closed. If I publish this in a blog, then all the people in the world have the potential to engage in a conversation, correcting [...]

An explanation from a South Park Episode is available here. Highly recommended.
If the above link does not work, google these words:
South Park: Season 13 Episode 3 – “Margaritaville”
My original source is this.

I just watched this interesting talk by Bill Gates: How I’m trying to change the world now. He framed two tasks he had been engaged in:

Eliminating the malaria around the world
Improving Education by making great teachers

I am glad that he is addressing these issues that are so important to our society, especially to the [...]

My friend had an HP printer and I asked whether I could use it, and he told me yes, but I had to bring a cable myself, because it did not come with a cable. I thought it might just be a casual mistake of HP. But it seems I was wrong, as when I [...]

I want to share this nice fireworks display for 2009. Just wonderful!

An thought provoking talk. Must see.
Speaking at LIFT 2007, Sugata Mitra talks about his Hole in the Wall project. Young kids in this project figured out how to use a PC on their own — and then taught other kids. He asks, what else can children teach themselves?

Key points:

Remoteness affects the quality of [...]