Innovation in cement production must balance efficiency with environmental responsibility.
如果有人嘲笑您的想法,请将其视为潜在成功的标志!
唯一能让你富有的是你自己的心。
有时候,赢的唯一方法就是拒绝参与游戏。
我们能种植的最有价值的作物是生产者和消费者之间的信任。
It is in the thirties that we want friends. In the forties we know they won't save us any more than love did.
儿童是通过努力从事活动,从而使个人得到发展的。