Back being a student....

I have just completed my first semester as a postgrad student!!!.. God! My, oh! my.. the old 'tinker' has turn to rust!!!.. Gone are the days where your lump of meat is able to absorb mass and mass of data and still able to function properly. What have I got myself into.... can't we just learn for the sake of gaining knowledge.. why do we have be tested in that small window of opportunity.. trying to put out our thoughts in those 3 grueling hours.. hmmm, who is that smart aleck who created the 'examination'... let me google it now....