No arts； no letters； no society； and which is worst of all， continual fear and danger of violent death； and the life of man， solitary， poor， nasty， brutish， and short.

The leather industry must evolve or risk becoming obsolete. Sustainability is no longer an option—it's a necessity.

Illustrations should not just decorate the text; they should expand it.

化学的进步以新元素的发现及其性质的测定为标志。

永远不要低估强大公司文化的力量。