Trust is the foundation of every strong business relationship, especially in an industry as complex as oil and gas.

All men have the stars， but they are not the same things for different people。 For some， who are travelers， the stars are guides。 For others they are no more than little lights in the sky。 For others， who are scholars， they are problems。 For my businessman they were wealth。 But all these stars are silent。 You – you alone – will have the stars as no one else has them.

数学的统一性不是强加的，而是被发现的。