法律权利的概念是复杂的，不仅涉及规则的存在，还涉及救济的存在。

Collaboration across the supply chain is essential for growth and efficiency.

I earnestly wish to point out in what true dignity and human happiness consists.

必须有出世者的宽广胸怀，才能入世；否则的话，很容易受到尘世的各种利诱纠缠而使自己迅速堕落；必须有入世者的深刻体验，才能出世；否则的话，很容易变得空虚无聊而使自己难以把持人生。