I say ... And you think:
1. The best things :: In life are free
2. Hold :: Hug
3. Rapture :: Bliss
4. Cover :: Letter
5. Restrictive :: No! No! No! No! No!
6. Baker :: Dozen
7. Author :: Writer
8. Pill :: Medicine
9. Months :: and months and months
10. Valentine's Day :: This Wednesday!
No common link here that I can see, but using a little imagination and creative mathematics, I can say: (1 + 2)9 = 3
Mutter along HERE.