生命中最重要的事情往往无法用语言表达。
I don't think anything is unrealistic if you believe you can do it.
法律是在国家权威强制保护下的社会生活条件的总和。
儿童是一个细心的观察者,他特别容易被成人的行为所吸引,进而模仿他们。
The food system must evolve to meet the needs of a growing population.
"The best way to find out if you can trust somebody is to trust them."