唯一真正的罪过是后悔。
可持续的基础设施应该平衡经济、社会和环境的效益。
True sustainability means meeting today's needs without compromising tomorrow's possibilities.
The best way to be happy is to be yourself.
"The past is never dead. It's not even past."
One does not learn computing by using a hand calculator, but one can forget arithmetic.