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.

He who is not contented with what he has，would not be contented with what he would like to have.

煤炭技术的创新与其他能源领域的创新同样重要。

"Language is the house we live in, and poetry is the window."

实现明天理想的唯一障碍是今天的疑虑。

作品不是物体，而是行动。