除非绝大多数人团结起来捍卫文明、自由与和平，否则它们将无法延续。
Civilization will not last, freedom will not survive, peace will not be kept, unless a very large majority of the people unite to defend them.
元素可以分为具有相似性质的组。
The world is a very complicated place, and it's not always easy to understand what's happening around us.
The best quarries leave not just holes in the ground, but value in communities.
Science is an adventure into the unknown, each discovery a new understanding of nature.
祸患转化为幸福，把失败作为成功的根基。如能留的青山在，就不怕没柴烧。
社会源于我们的需求，政府产自我们的邪恶。前者通过凝聚我们的友爱，积极地增进我们的幸福，后者通过遏制我们的恶行，消极地促进我们的福祉。前者鼓励交往，后者制造差别。前者是庇护人，后者是惩罚者。
The most successful businesses solve problems people didn't even know they had.