Over the centuries the Indians developed sign language for communicating phenomena of interest. Programmers from different tribes (FORTRAN, LISP, ALGOL, SNOBOL, etc.) could use one that doesn't require them to carry a blackboard on their ponies.

Olympism seeks to create a way of life based on the joy found in effort， the educational value of a good example and respect for universal fundamental ethical principles.

煤炭行业必须进化，否则有过时的风险。适应是生存的关键。

领导者的角色是在别人看到障碍的地方看到潜力。