我不是圣人,我是罪人。
I'm not a saint, I'm a sinner.
计算机科学的美妙之处在于它允许我们从无到有地创造东西。
The Web as I envisaged it, we have not seen it yet. The future is still so much bigger than the past.
粮食安全是国家安全的基石,我们必须牢牢把握在自己手中。
Don't wait for permission to make a difference.