Walls define space, but openings connect it to the world.
墙壁定义了空间，但开口将其与世界连接。
Leadership in the energy sector means making tough decisions today that will shape a sustainable tomorrow.
Thoughts pass in my mind like flocks of lucks in the sky。I hear the voice of their wings。
酸和碱是互补的；没有另一个，一个就无法存在。
你不必理解所有事物才能去爱它。
数学语言是通用的；它超越了所有文化障碍。
A creative man is motivated by the desire to achieve, not by the desire to beat others.