While i was searching for anythingh that can insist what i am studying n how important it is,i got stumbled to this website matt.might.net/articles ,where he explained  what is P.H.D  with an excellent example meaning how much we are gaining knowledge in completeing each stages of studies right from school to the xend..

He mentioned that,to every new batch of P.H.D students,he explained this what i gave you below.Even i'm not a phd student,it creates an awareness and it means a lot...
and i want to share it with my frnds,thts to u all..
(with his free licence).

Read below for the illustrated guide to a Ph.D.


Imagine a circle that contains all of human knowledge:

By the time you finish elementary school, you know a little:

By the time you finish high school, you know a bit more:

With a bachelor's degree, you gain a specialty:

A master's degree deepens that specialty:

Reading research papers takes you to the edge of human knowledge:

Once you're at the boundary, you focus:

You push at the boundary for a few years:

Until one day, the boundary gives way:

And, that dent you've made is called a Ph.D.:

Of course, the world looks different to you now:

So, don't forget the bigger picture:

Keep pushing.

Its a simple idea about P.H.D given by matt might,a Assistant Professor at Utah University(U.S.A).