未经反思自省的人生没有意义。
The unexamined life is not worth living.
Sustainability in agriculture isn't an option—it's a necessity for survival.
音乐是我的生命,没有音乐我无法想象生活会变成什么样子。
Every story is a chance to see the world differently.
The secondary rules are those that provide for the creation, alteration, and extinction of primary rules.