The basis of a democratic state is liberty.
民主城邦的基础是自由权。
To be successful in trading, one must have rules and follow them.
感觉就是秘密。
次要规则是那些规定主要规则的创建、修改和废止的规则。
Innovation in mining technology is essential to meet the world's energy demands.
Happiness is at your feet, if only you are willing to lower your head and look for it.