第一代杂种的同一性,第二代的不相似性,是精确观察者无法忽视的事实。
The uniformity of the hybrids in the first generation, the dissimilarity in the second, are facts which cannot escape the attention of an accurate observer.
系统有子系统,子系统有子系统,等等,这是无限的,这就是为什么我们总是从头开始。
Resilience is not a trait that people either have or do not have. It involves behaviors, thoughts and actions that can be learned and developed in anyone.