A NORMAL PERSON : People who live in glass houses should not throw stones. 
GRE STUDENT : Individuals who make their abodes in vitreous edifices would be advised to refrain from catapulting perilous projectiles.

NORMAL PERSON : Twinkle, twinkle, little star 
GRE STUDENT : Scintillate, scintillate, asteroid minim.

NORMAL PERSON : All that glitters is not gold. 
GRE STUDENT: All articles that coruscate with resplendence are not truly auriferous.

NORMAL PERSON : Beggars are not choosers 
GRE STUDENT : Sorting on the part of mendicants must be interdicted.

NORMAL PERSON : Dead men tell no tales 
GRE STUDENT : Male cadavers are incapable of rendering any testimony.

NORMAL PERSON : Beginner's luck 
GRE STUDENT : Neophyte's serendipity.

NORMAL PERSON : A rolling stone gathers no moss 
GRE STUDENT : A revolving lithic conglomerate accumulates no congeries of small, green, biophytic plant.

NORMAL PERSON : Birds of a feather flock together 
GRE STUDENT: Members of an avian species of identical plumage tend to congregate.

NORMAL PERSON : Beauty is only skin deep 
GRE STUDENT : Pulchritude possesses solely cutaneous profundity.

NORMAL PERSON : Cleanliness is godliness 
GRE STUDENT : Freedom from incrustations of grime is contiguous to rectitude.

NORMAL PERSON : There's no use crying over spilt milk 
GRE STUDENT : It is fruitless to become lachrymose of precipitately departed lactile fluid.

NORMAL PERSON : You can't try to teach an old dog new tricks 
GRE STUDENT : It is fruitless to attempt to indoctrinate a superannuated canine with innovative maneuvers.

NORMAL PERSON : Look before you leap 
GRE STUDENT : Surveillance should precede saltation.

NORMAL PERSON : He who laughs last, laughs best 
GRE STUDENT : The person presenting the ultimate cachinnation possesses thereby the optimal cachinnation.

NORMAL PERSON : All work and no play makes Jack a dull boy. 
GRE STUDENT : Exclusive dedication to necessitous chores without interludes of hedonistic diversion renders Jack a hebetudinous fellow.

NORMAL PERSON : Where there's smoke, there's fire! 
GRE STUDENT : Where there are visible vapours having their provenance in ignited carbonaceous materials, there is conflagration.