战略的本质是选择不做什么。
The essence of strategy is choosing what not to do.
我一直都是独自一人，但我从不感到孤独。
A balcony or porch needs to be at least 6 feet (2m) deep or it won’t be used.
以孩子们能理解的方式写一些困难的主题是很重要的。
Success is not final, failure is not fatal: it is the courage to continue that counts.
最可持续的采伐是让森林比我们发现时更健康。