You have to believe in yourself when no one else does.
当没有人相信你时，你必须相信自己。
Sustainability is the future of quarrying, and we must act now.
"The world is full of wonders, but they become more wonderful when we share them."
Be prepared: When you are 90% done any large project (a house， a film， an event， an app) the rest of the myriad details will take a second 90% to complete.
全球金融危机是现代历史上最严重的危机，需要采取非同寻常的应对措施。
美联储目前没有预测会出现经济衰退。