世界是一切实际情况。
The world is everything that is the case.
Every seed we plant today is a promise to future generations.
改变是不可避免的,但成长是可选的。
对幼儿来说,妈妈的声音是具有特殊意义的参照物。
We don't inherit the land from our ancestors; we borrow it from our children.