''We'' means Communication!
From early dawn of our history, ''WE'' as small 40 or 50 groups, till now, We as a great whole with more than 6,000,000,000, One thing as the other fundamental needs of human being has not changed:

Communication!
Although every one confess that changes in the communicative instruments & tools have been unbelievable! We have reached from smoke & horn signals in a very enormous world to global village satellites in the unlimited galaxies. 

 

Today we experience life with different understanding of space & time