宇宙的初始条件是一个深刻的谜,膨胀为宇宙为何看起来如此提供了一个可能的解释。
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.