我不需要理由去做我自己。
The best time to plant a tree was 20 years ago. The second-best time is now.
最好的投资是对人及其潜力的投资。
The only way to find out anything about what kinds of books people would like to read is to publish books and see what happens.
可持续性不是一种趋势,而是我们共同的责任。