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.

Management is an art that requires continuous learning and practice.

人生不可能毫无失败，除非活得如此谨慎，那还不如根本没活过。