The essence of mathematics lies in its freedom.
已经拥有许多而想拥有更多的人,其失意感耍大于一无所有而只想拥有一点点的人。另外,只缺一样东西的人也会比缺很多东西的人更不满。
A novel is not just a story; it is a constructed object, an artifice that must be as perfect as possible.
Sustainability must be at the core of every chemical manufacturing process, or we risk leaving behind a world beyond repair.