学习是系统中产生的任何变化,这种变化或多或少会永久性地改变其适应环境的能力。
The most important thing is to create a space that people want to be in.
The past beats inside me like a second heart.
The best part of being in a group is having brothers to share everything with.
法律的概念不是一个事物的概念,而是一个复杂的社会实践的概念。