Translation, please

[handeeman]

7. the pin on a grenade can be tied with string and make an effective mine.

8. you can teach T4B to ski but not to barefoot.

9. chew the gum with your mouth shut.

[BigSwede]

Don't read ahead now

10. The temperature of the aqueous content of an unremittingly ogled cooking container does not reach 212 degrees Fahrenheit.

11. Neophyte's serendipity.

12. Male cadavers are incapable of yielding any testimony.

[tom4bren]

Dang, I know 10 & 12 but can't get 11. Time for T4B to shut up.

[handeeman]

10. watched pot brings narcs.

11. ya can't fix stupid.

12. without a good witness protection plan don't testify.

[samneil2000]

10. A watched pot never boils
11. Beginner's luck
12. Dead men tell no tales

[BigSwede]

13. Individuals who make their abode in vitreous edifices would be advised to refrain from catapulting petrous projections.

14. All articles that coruscate with resplendence are not truly auriferous.

15. Where there are visible vapors having their province in ignited carbonaceous material, there is conflagration.

[handeeman]

13. don't throw rocks unless you live in a plexiglass house.

14. for every action there's an equal an uncalled for reaction. i.e. handeeman/T4B

15. liar, liar *** on fire !

[tom4bren]

13. People who live in glass houses should not throw stones

14. All that glitters is not gold

15. Where there's smoke, there's fire

OR

15. Where's there's smoke ... Zeus just dropped a lightning bolt down someone's shorts.

[BigSwede]

MmmmK...

16. Sorting on the parts of mendicants must be interdicted.

17. A plethora of individuals with expertise in culinary technique vitiates the potable concoction produced by steeping comestibles.

18. Exclusive dedication to necessary chores without interludes of hedonistic diversion renders John an addlepated fellow.

[Ldub]

16 beggars can't be choosers

17 too many cooks spoil the broth

18 all work & no play, makes jack a dull boy